Predominately, these workers are older people who are supporting their family - more often than not coming from an immigrant background.
It's ignorant to think that fields like this are dominated by well off kids.
One of the oddest features of the Labour tax row is how raising allowances, which the media allowed the LDs to describe as progressive (in spite of evidence to contrary) through the coalition years, is now seen by everyone as very right wing
— Tom Clark (@prospect_clark) November 2, 2018