It could be great for the area, great for the people who are early movers, etc
I don't think it will be, but I think ideas like this are good experiments. You need a certain amount of gravity before you have a good tech scene, and I am interested in knowing "what does that gravity look like? How can such friction to becoming a tech hub be erased?"
Honestly, my current bets would be: Good office space (probably not a huge open office but whatever), a good space for hosting meetups / other presentations (maybe even a conference!?), and frequent infusion of new talent -- from college or a program like the one described in the article
Then you just need a few people with a lot of initiative to build the community