How to get old WWDC videos

It appears that old WWDC videos are removed from the official list. This post tells how to get them.
So, if you visit the developers's site from the above link you will see that currently available year range is only 2015–2018:

Even the search yields no results:

I had such a problem trying to find 8 year old video (WWDC 2010, Core Animation in Practice). Thanks to reddit community help, several solutions were found:

1. WWDC videos prior to 2012 can be found in Developer Video Archive.
2. From 2012 to 2015 they can be accessed by the link: https://developer.apple.com/videos/wwdc2012/. Just change the year in the end.
3. The keynotes can be found in Podcasts.

Thats all!