Not sure why it's saying algorithmic trading, you may have...

Not sure why it's saying algorithmic trading, you may have accidentally selected it when creating a new thread

No the other poster doesn't get informed if you put them on ignore, like wise if some one puts you on ignore you don't get informed

It can be difficalt to know if some one has you on ignore and like wise for some to work out if you have them on ignore.

Even if some one says they are ignoring you they may not actually be using the ignore function, I don't use the ignore function but I ignore some