On: StupidFilter - Detect stupid text

[erikwiffin]

I win.

"!" (1 char) is likely to be stupid.

[sgk284 → erikwiffin]

I feel like the bigger challenge is finding the smallest piece of text that isn't considered stupid. I hypothesized that this would be difficult, but it turns out 'a' isn't likely to be stupid.

[hassy → erikwiffin]

I tried single letters but didn't think of that.