Flash is dead.
But no point working on an HTML5 viewer before a new game-engine is written.
In basketball, all players are attackers as well as defender and it's mind-boggling that they can only simulate on a half court basis. Crashing the offensive boards should weaken your transition defense, just like leaking out on the break should impact your defensive rebounding, things that are impossible to render in the current GE.
"Air is beautiful, yet you cannot see it. It's soft, yet you cannot touch it. Air is a little like my brain." - Jean-Claude Van Damme