I don't know personally how to even type ’ on my keyboard. According to find in chrome, they are both considered the same character, which is interesting.
I suspect some word processors default to one or the other, but it's becoming all too common in places like Reddit and emails.
I ended up implementing smart quotes on an internal blogging platform because I couldn’t bear "straight quotes". It’s just a few lines of code and makes my inner typography nerd twitch less.
Browsers do a form of normalization in search. It's really useful, since it means "resume" will match résumé, unless of course you disable it (in Firefox, this is the "Match Diacritics" checkbox). (Also: itʼs, it's; if you want to see it in action on those two words.)