assuming you make one release a day, starting now, it'll happen in 931 years. I assume competition will be tough by that time.
MMF 7 is coming out! They have added subevents to this version as a main feature.
Gamemaker is releasing version 99, and this is their new logo celebrating the milestone ---> <img src="smileys/smiley1.gif" border="0" align="middle" />
Users must now pay a small royalty for each line of code they add.
Stencyl 2.0 has been released, but it went back to closed development after many complained that flash is dead.
Meanwhile, Construct has an in-mind runtime, thought sdk, and export to pizza features. Davo is still working on the image editor for C2 though.