I am still able to get in from an old computer where I had stored my password in the browser.
At the risk of stating the obvious: can't you get the password from your browser? Depending on the browser it should be somewhere in Settings > Passwords > Saved Logins > Search "Bitcointalk" > View password.
If you are using an old Microsoft Internet Explorer browser, there is no provision to view passwords but I have had great success with:
IE PassView v1.42 - Recover lost passwords stored by Internet Explorer Copyright (c) 2006 - 2019 Nir Sofer
https://www.nirsoft.net/utils/internet_explorer_password.html