Насколько продуктивны короткие грамматические видеоролики на Youtube?

Want to get rid of insecurity and bad feelings regarding the foreign language(s) you have already started to learn? Want to learn a new language, without going through various levels of standard courses? You feel you are making no progress?

Go to Amazon and grab a copy of my classic book ”The GO Method – breaking barriers to language learning”.

https://www.amazon.com/GO-Method-Breaking-barriers-language/dp/1973118688/ref=sr_1_1?crid=ZLMGYKR6PDY3&keywords=Gerhard+Ohrband&qid=1694099394&sprefix=gerhard+ohrband+%2Caps%2C239&sr=8-1