in the pornography/roleplay spaces, before Overwatch was out people were in an arms race to make most realistic/most flexible/most optimised versions of the characters for use in SFM media.
Legitimately, one user 'cracked' a way to make liquid work that looked good with this particular school of bodies and that became standardised
There are VAs whose names I do not know and will not investigate, who made very solid money for their Porn Tracer and Porn Mercy for a few months there
