Yes they will.
Two-way contracts with an extended roster size (seats 16 and 17) so no vets have to give up any of the 450 roster spots.
Competitive salaries to keep kids here instead of China or Europe so parent teams can scout more easily (and save money to keep the prospects domestic).
Additional round for the draft.
It will just be the very top kids and not impact the kids that are basically sitting in the 30+ range in the rankings.
The NBA just tripled it's media deal. Teams' values are skyrocketing and there is a waiting list for wannabe owners.
If you are looking at Malachi Richardson as a potential 2G for your team, do you want him sitting in the zone for two years and playing out of position or do you want him playing the 2G in the same offense that he'll run when he gets to the show and playing your defensive scheme and being able to build muscle 24/7?
College isn't a free minor league. The only reason they keep this one year rule isn't to protect the players, it's to protect the owners from themselves, just like implementing the Stepien rule.