I've comment on these videos before as I thought some of the info was not productive.
I like his passion and he does have some good advice, but like so many,,,,, feeding frequency and amounts seem to escape even the most well intentioned keepers.
Vin Russo, Gus Rentfro and Eugene Basset are excellent sources.
Boas in particular benefit from the "less is more" attitude.
As I mentioned above, this is a complex subject and there are many factors involved, however 90% of the time conservative feeding is the healthiest approach, and knowing your animal is also important.
Grab the book if you can!!