[lmm]

Why would they want or need to be ageist about it? If it's just about paying low salaries, surely all they need to do to accomplish that is offer low salaries?

(If anything my experience is that older developers have a stronger tendency towards implementing academically known datastructures themselves, whereas younger developers are more likely to make more use of libraries)

[manufacturious]

Longer hours, less willing to stand up to borderline abusive labor practices?