[jaysonelliot]

If this idea that needs protection can be fully described in just four words, what, in your opinion, has prevented the "established players" from coming up with this idea already?

[j_baker]

"A design is not finished when you have nothing left to add. It is finished when you have nothing left to take out."

I'd imagine narrowing the idea down to 4 words took a lot of work.

[darkstar999]

"Instagram, but for _________"

Four words. Took me all day to come up with.

[huhtenberg]

Lack of lateral thinking skills? Not fully understanding niche segments on a larger market, segments that add up to something substantial? Plenty of reasons.