[xobs]

The problem with Wave was that it requires a network effect to be of any use, and Google was very stingy with invites early on. Interest had died down by the time they started allowing more people to join.

[echan00]

Stingy invites isn't the problem. It was more it offerred nothing new or better.

[Swizec]

I remember Google Wave! It felt more like a technology demo than a product.