Four spread out over an entire day? Totally fine.
Three before work? Good god, NO.
As for me? I just recently tried my first coffee thing, and it was mostly caramel, and I thought it was "ok". I'd never be able to actually drink coffee. Then again, I'm a Supertaster: http://www.cracked.com/article_19224_6-wuss-behaviors-that-were-once-badass-survival-instincts_p2.html
Three before work? Good god, NO.
As for me? I just recently tried my first coffee thing, and it was mostly caramel, and I thought it was "ok". I'd never be able to actually drink coffee. Then again, I'm a Supertaster: http://www.cracked.com/article_19224_6-wuss-behaviors-that-were-once-badass-survival-instincts_p2.html