I think the best approach is to separate between frequent and rare actions. Frequent actions like cut, copy, and paste usually have recognizable icons that allow people to scan them easily when in need. Rare actions should use text only to prevent noise. Having an icon (which is most likely not as recognizable as the frequent actions) won't help
Hmm, not sure how I feel about that YouTube "Skip the sub box!" feature. As subscribing to channels means you are supporting their effort for making contents you like