It was, and I was around during one of his discussions on that at RubyConf last year. It's a very valid concern and Matz is very sensitive to it. There are a lot of things he's joked about removing or changing but won't because of those reasons.
If you take a look at his keynote video he says quite a bit on this too.
If you take a look at his keynote video he says quite a bit on this too.