To me the way to revive E3 would be to have Nintendo give presentations on stage again, make it easier to attend, and focus less on CGI trailers and financial numbers. I don't think any of those things will happen. E3 should probably just die at this point.
Lifetime Sales Predictions
PS4: 130 mil (was 100 million) Xbox One: 55 mil (was 50 mil) Switch: 110 million (was 73, then 96 million)
3DS: 75.5 mil (was 73, then 77 million)
"Let go your earthly tether, enter the void, empty and become wind." - Guru Laghima