There is nothing particularly interesting to look forward to anymore.
You're not paying attention.
Yes, there is the ETF, but that is not a bitcoin development, it's just another way for people to invest. But if they wanted to invest, they would have already invested!
Nope, the way things are structure currently it's almost impossible for institutional money to invest. Also, institutions move very slowly, so it's still very early days for them. I'm not saying the price will go up, but I do think there's a lot more potential upside than downside.