Just look at the growth in the number of Adobe employees between 1990 and 2019 at this link :
https://dazeinfo.com/2019/11/08/number-of-adobe-employees-wo...
if headcount was any way to measure success, then the killing of Flash did Adobe the world of good.
edit : not corollary, but the capacity to manage Flash security might have arrived too late, if I recall that late 2000s sudden Acrobat hegemony that was so absolute a stranglehold on corporate document cultural defaults they were uncaring about opt out only browser extension auto installation and more dark patterns than I care to remember. Unless the dark patterns secured that growth. Ugh. One of the primary factors in my purchase of a top model iPhone for my first Apple product that wasn't Snow White era was the ability to print to PDF (edit removed anecdote accidentally aggregated)