I don't know if it will happen in the next century, but we definitely should focus on moon and Mars colonies before thinking about leaving the solar system. I'm 48 and would love if we had a moon colony in my lifetime. At the very least some station where astronauts have an extended stay like they do on ISS.
https://duckduckgo.com/?t=ffab&q=newpipe -> top result is newpipe.net
The takedown request on google.com was submitted by Because Music : Home of Christine and the Queens, Manu Chao, Justice, Metronomy, Parcels, Ed Banger Records…