For you guys who still don't know about different between STO and ICO, here is an article for you https://101blockchains.com/sto-vs-ico-the-difference/
Actually you can find it on google if you want to take your time just for a few minutes.

There are already explanation about the differences and the benefits of STO there.
The key things are STO will eliminate the scammers, eliminate people who just want to get quick money and not serious about their project, and also you wont find any trash token with bullshit demand potential in STO.