Does it hide the password (to prevent virus which record screen/take pics) ? Also does this just simply copy it to the clipboard because viruses can monitor copy & paste.
No, if you have malware that is monitoring the copy buffer and taking video, LastPass won't help you.
Someone must REALLY be working hard or you're really not taking necessary precautions if it gets to this point, though. Thanks for the information on LastPass, I'll have to check it out