I remember when nobody cared about the Summer League and nobody knew anything about rosters until they were announced. Now it's less suspenseful with bigger names announced well before final press releases, but I am sure we will get a few interesting surprises.

Teams have started announcing their rosters:

Grizzlies:
https://www.nba.com/grizzlies/news/m...chedule-180626

Heat:
https://www.nba.com/heat/news/heat-summer-league-2018

Lakers:
https://www.nba.com/lakers/releases/...-league-roster

The league has sneakily created a new parity measure by forcing the Warriors to have J.P. Tokoto on their summer league roster:
http://www.nba.com/warriors/news/summerleague-20180627