Take one minute of video. Look at the file size. Now how many of these 1 minute files can you fit onto an 8GB card in your particular format and camera/device.
SMS stands for Short Message Service, which is the formal name for text messaging. It's a way to send short, text-only messages from one phone to another. These messages are usually sent over a cellular data network. That's not always true, though, as in the case of iMessage below.
By Thomas McNish, eHow Contributor SMS (short message service) messages are more commonly known as textmessages. Even though you may think that deleted text messages are gone forgood, this isn't necessarily so. Deleted SMS messages are stored in the iPhoneitself, as well as on the network. But this isn't permanent. Time is of theessence when retrieving deleted SMS messages on the iPhone.