yes.
No, twitter is not on cellphones only. Twitter was mainly developed as a website on the computer.
No.
By saving the image on Facebook to your computer, then uploading it on Twitter.
Any website can cause a virus to be placed in your computer. I highly doubt it, but twitter could have given you a virus.
Yes he is, he spends his computer time on Twitter
It is known that this computer was used to go on twitter
You HAVE to have a Twitter and go to TwitPic and enter your twitter username and password on the top. But you must have pictures on your laptop or computer.
No.
follow me on twitter @NoahZahn
no
by using computer
Visit the website, log in with your Twitter details and then upload an image from your computer.