Oh my god, yes. The way it makes everything possible means you never get to feel like you actually know WTF you're doing, because the edge is always expanding. Bring back the days of having a small shelf of 5-10 books that contained 99% of what you needed to know to do your programming/sysadmin/whatever job.
Yes, it's absolutely exhausting. If you've never experienced or even seen what came before, it may not seem so just because you don't have a point of comparison.