You're not going to like this, but it appears that your very first post was plagiarized, even though the source is no longer online (using cached link):
Your post:
Paper wallets can be understood from by just looking the top surface and hardware stored wallets can not be understood content unless you connect them to correct environment. This difference can be important at some cases.
Original:
Paper wallets can be understood from by just looking the top surface and hardware stored wallets can not be understood content unless you connect them to correct environment.