Wholesale of rocket engines, maintenance of aerospace planes, maintenance and waxing of satellites, recycling of space garbage, organizing space tourism, developing the solar system, and being the navigator of the advancement of human civilization!
By the way, play something you wanted to play but couldn't before.
For example, build a real mecha to play with (very handsome).
Get a new century electromagnetic gun laser defense battleship (cool).
Invest in the animation you like (if you have money).
Invest in hardcore science fiction blockbusters yourself (willfully).
Wait wait wait...
All this is thanks to the contribution of the little green men.
Disclaimer: No little green men were harmed in this story.