all of them are pretty fast!
Att
yes
The Rio !! I think the droid.
Att. Att has the fastest broadband network and covers 97% of all Americans.
I know for a fact AT&T and T-Mobile will support a droid phone. I'm not sure if Verizon or Sprint does. You will have to contact them directly to find out.
No, it is only available at Verizon Wireless.
The Droid Phone was made by Marty Cooper.
You can get a Droid phone for sale. You can get a Droid phone that is on sale by going to www.cell2get.com/, cellularcomplements.com/, or buydroidphones.com/tag/droid-sale/.
According to my knowledge, you can usually call them. Just look up their phone number. You can also email them. I think you can also come to their Att store? The fastest way to contact them (from past experience) is through phone.
Droid. Droid is the fastest growing OS. Plenty apps and updates. Since the Motorola Atrix launch, Droid became the leader.
Att
droid x or droid