I've tried it on multiple occasions for game making and it was a terrible waste of time, and I kicked myself each time I listened to posts like this thinking I should try it again.

Having teams context switch to yet another syntax for basically another language with the same semantics is just not something people are excited to do.. and I think the same group of people google wants to easily appeal to with this language, are the same type of people who DON'T like switching languages often.