If you change the ID you use on an internet forum, you simply create confusion for people reading discussions where you have been referred to by the old one.

Pseudonyms are a dimwitted idea in the first place and changing pseudonyms even more so.

Might have been a better idea to change your real name:

Roy Harris

I heard his Folk Song Symphony when I was in my teens and loved it. There isn't an easily available recording but it looks like Naxos is going to release one.