Github doesn't even reflect whether somebody actually wrote that code themselves or merely copied it and tweaked some identifiers. It's not that I want to be this suspicious, but I find I have to now that the salaries have attracted so many losers and con artists to the industry.
This too. It's much too easy to lift source from somewhere else, or hire somebody from India to write code on your behalf.
I generally don't trust anything that I can't verify firsthand. Stated experience gets a guy in the door for the interview, but their performance during the interview is all that matters to me.