I don't believe a public institution would be able to come up with a system like this that works reasonably and have it developed in a reasonable amount of time within a reasonable budget.
Glad that you had an automatic system going, but most universities don't have one and can't fund its development, and wanting to shift this burden to professors is unreasonable.
>We employed the method of mixing the order of questions, not giving question titles, and having a pool of subtly different questions (a negation or a different constant slipped in)
What an awful burden to put on the shoulders of the already overworked and underpaid professors.
Webp is a format that Google pulled out of their ass and successfully pushed because of their market dominance; I don't see why Apple should help Google's hegemony.