Confusing English: FOR vs. SINCE (Differenza tra FOR e SINCE - Inglese per Esami Cambridge)

The video tutorial explains the differences between using 'for' and 'since' in English grammar. 'For' is used to indicate a duration of time and can be applied to all verb tenses, while 'since' is used for specific points in time and is mainly used with the present perfect and past simple tenses. Examples are provided to illustrate the correct usage of both terms.

How does the use of 'for' differ in the present continuous tense compared to the past tense?

What verb tenses are mainly associated with the use of 'since'?