This form of question rarely leads to answers. The world is full of good programming language technology ideas and the default is that they don't become widely

This form of question rarely leads to answers. The world is full of good programming language technology ideas and the default is that they don't become widely used. Every once in a while the wheel of reinvention comes around again and ideas get new chances to take off, if the stars align just right (eg get attached to a big tech fad or corporate sponsorship with well resourced marketing and evangelism).