A) There is a 21-step way to turn steem into dollars in a bank but you need to wait for a large sum before you do it. Conversion takes a portion.
B) Every time you press like, you lose 2% of its power. It fills at about 15% every day. It doesn't matter if you do it at once every week (let's say every Friday). Just do it from newer to older, as old threads lose most of the monetization power after a week.
By adding comments I think he means adding the text version of the video because after all, this is a blogging website, so some people might prefer to read rather than watch. On my shit neighbour's internet connection it's hard to get the dtube vids to load tbh.