No, having a YouTube account will not affect your computer in any negative way.
No. Sort of, depending on what you mean by Account. You can actually subscribe before having a user Channel. But there is a difference between having a Channel, and having an Account.
Yes, you can. The harshest penalty available is being banned from having an account on Youtube.
Yes. Commenting on YouTube is free. All you have to do is having an account.
It is not possible to post a comment on YouTube without an account. Posting comments on Youtube is a prvilege you get with having a YouTube account as this also attempts to deter potential mass spammers and cyberbullies.
A Minimum Balance Fee is a payment made to your bank for not having enough money in your savings account, checkings account, ETC.
No. Having a youtube account is actually to upload videos and video chat with other friends.But a youtube accoint can give you the freedom of choosing your fav. videos also.
NO WAY! Youtube is totally free! If it did cost money, it probably wouldn't be very popular.
A Minimum Balance Fee is a payment made to your bank for not having enough money in your savings account, checkings account, ETC.
Yes, if you get famous enough and people WANT to pay you to do more
No, you don't have to. You can use it to subscribe, comment and make playlists.
No, she does not have a YouTube account.