Exactly what it is...
It really is, "Nothing Too New or Interesting".
The game is extremely repetitive and 20 seconds into the game I was bored out of my mind.
Even if an excess of enemies pile onto the screen, it's not very challenging.
Lack of music doesn't exactly help it out either.
Reading your Author Comment, I see that this is your first flash in a very long time, and apparently you've made a lot of progress since then.
Keep working on your scripting and you'll have something that you won't have to worry about in being blammed.
It's not bad enough to be blammed though.
2/5 - 4/10