[mellosouls]

For anybody tempted to skim or not read the article, the title [ps. "quit" is a bit less awkward - imo, natch :) ] is a bit misleading; the main takeaway at the end is the rather more positive:

Looking back, working in infosec was such a great experience and I recommend it to anyone who wants to jump in!

The reflections generally about knowing when to move on are more field-agnostic.