CLEAN : Thousands protest in Yerevan calling the president to step down

The video tutorial covers various topics including the concept of mastery, a demonstration by Richard on building stairs, instructions on creating lists, and an overview of document management.

What activities did Richard engage in?

How did the participants feel about making stairs?

What was the purpose of making a list?

What can you infer about the documents mentioned?

What does the phrase 'Yeah.' imply in the context?