Semenya is an incredibly powerful runner from South Africa, a two-time Olympic champion. She has also been the subject of controversy since the beginning of her career over decade ago.



Precisely how many nanomoles of testosterone are in your blood?

Most women have never been forced to submit to such a test; most of us are quite sure we know who we are without one.


“It is clear that she is a woman but maybe not 100 percent,” Pierre Weiss, then-secretary general of the IAFF, said of her in 2011.


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XX women do not have their endogenous testosterone levels regulated in any sport. They can and do compete with T levels well into the normal male range around 13.7%. XX receptors are also 10 times more sensitive to T than an XY this could also be seen as unfair. https://t.co/PiERbwBxEP
— Kirsti Miller (@KirstiMiller30) January 28, 2021
Absolutely not, is recognized an XY chromosome body is seen as unhealthy <12nmol/L or less. A XY female as they lose the ability to produce natural occurring testosterone, falls into a range of 0.4nmol/L.
Which we know too, the individual falls into menopause at 9.6nmol/L, and due to complete androgen deprivation eventually into the position of that would equate a XX female = who had had a complete hysterectomy including her gonads.
We can be assured, one this is extremely unhealthy – Moreover, and most important, we can be assured that there are no women either XX and or XY competing internationally like this.
This is not for anyone a desired state and for the participation high performance sport eventually impossible to participate longterm.
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The group litigation seems to be in its early stages, but World Rugby & Unions will be starting to get twitchy.
THREAD on the key issues 👇🏼
Exclusive: Rugby faces group litigation action on concussion | @danscho1 reportshttps://t.co/i246r0c9IS
— Telegraph Rugby (@TelegraphRugby) December 7, 2020
1) Duty of care
Do the governing bodies (World Rugby, RFU, WRU etc) owe players a duty of care in respect of their health and safety? The answer is almost certainly yes (see for example Watson v BBBoC).
2) Breach of duty
Have the governing bodies breached this duty? This is the first of the major hurdles for any litigation.
The question is essentially whether they acted reasonably in the circumstances.
Did they know about the dangers of concussion and fail to act?
Or should they have done more to discover the dangers of concussion but failed to do so?
The NFL case was based on the fact that the NFL knew of the dangers and covered them up. I’d suggest that’s unlikely here. However, it may be that WR/Unions should have done more sooner.
Much will depend upon the state of medical/scientific understanding of concussion at the relevant times.
For example, in the early 80s it may be that there was no indication that concussion might cause long-term complications but, by the early 2000s, there was.
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Ironies of Luck https://t.co/5BPWGbAxFi
— Morgan Housel (@morganhousel) March 14, 2018
"Luck is the flip side of risk. They are mirrored cousins, driven by the same thing: You are one person in a 7 billion player game, and the accidental impact of other people\u2019s actions can be more consequential than your own."
I’ve always felt that the luckiest people I know had a talent for recognizing circumstances, not of their own making, that were conducive to a favorable outcome and their ability to quickly take advantage of them.
In other words, dumb luck was just that, it required no awareness on the person’s part, whereas “smart” luck involved awareness followed by action before the circumstances changed.
So, was I “lucky” to be born when I was—nothing I had any control over—and that I came of age just as huge databases and computers were advancing to the point where I could use those tools to write “What Works on Wall Street?” Absolutely.
Was I lucky to start my stock market investments near the peak of interest rates which allowed me to spend the majority of my adult life in a falling rate environment? Yup.
Decoded his way of analysis/logics for everyone to easily understand.
Have covered:
1. Analysis of volatility, how to foresee/signs.
2. Workbook
3. When to sell options
4. Diff category of days
5. How movement of option prices tell us what will happen
1. Keeps following volatility super closely.
Makes 7-8 different strategies to give him a sense of what's going on.
Whichever gives highest profit he trades in.
I am quite different from your style. I follow the market's volatility very closely. I have mock positions in 7-8 different strategies which allows me to stay connected. Whichever gives best profit is usually the one i trade in.
— Sarang Sood (@SarangSood) August 13, 2019
2. Theta falls when market moves.
Falls where market is headed towards not on our original position.
Anilji most of the time these days Theta only falls when market moves. So the Theta actually falls where market has moved to, not where our position was in the first place. By shifting we can come close to capturing the Theta fall but not always.
— Sarang Sood (@SarangSood) June 24, 2019
3. If you're an options seller then sell only when volatility is dropping, there is a high probability of you making the right trade and getting profit as a result
He believes in a market operator, if market mover sells volatility Sarang Sir joins him.
This week has been great so far. The main aim is to be in the right side of the volatility, rest the market will reward.
— Sarang Sood (@SarangSood) July 3, 2019
4. Theta decay vs Fall in vega
Sell when Vega is falling rather than for theta decay. You won't be trapped and higher probability of making profit.
There is a difference between theta decay & fall in vega. Decay is certain but there is no guaranteed profit as delta moves can increase cost. Fall in vega on the other hand is backed by a powerful force that sells options and gives handsome returns. Our job is to identify them.
— Sarang Sood (@SarangSood) February 12, 2020