Tinychat is the only one of these that doesn't sound like baby talk. Skype has done well and become a verb ("Skype me") and I don't see anyone asking to voxox,

Tinychat is the only one of these that doesn't sound like baby talk. Skype has done well and become a verb ("Skype me") and I don't see anyone asking to voxox, oovoo, or goober me anytime soon. There is a big gap out there for someone to offer a good quality, serious competitor.