[ipaddr]

This strikes me as recipe for ending up in a startup you hate.

Why not build something you would pay for? It would give you more drive to deeply care about making the product happen.

[tchock23]

That could be true if you have no affinity for the audience you're targeting.

If you choose an audience you are part of then you are less likely to end up hating the end product.

Building to scratch your own itch carries the risk of you inadvertently building for an n of 1.