For a very long time now Crunchyroll is notorious for using the Adobe Flash Player to showcase their anime on the service. The player is discontinuing in 2020 and the player itself is completely broken and non-functional in various places.
Then suddenly a very small percentage of users have noticed they already have HTML5 included on their account, but this turned out to be some form of beta test. Crunchyroll have just announced that everyone else will be getting HTML5 starting 28th August for a batch of users followed by throughout September for the rest.
HTML5 essentially improves the playback and buffering so you won't have issues with the player stuttering or being forced to reload the page just to try and continue to a certain part of the episode.
They also explained the whole Crunchyroll Originals stuff, so you can find the whole thing here.
Then suddenly a very small percentage of users have noticed they already have HTML5 included on their account, but this turned out to be some form of beta test. Crunchyroll have just announced that everyone else will be getting HTML5 starting 28th August for a batch of users followed by throughout September for the rest.
HTML5 essentially improves the playback and buffering so you won't have issues with the player stuttering or being forced to reload the page just to try and continue to a certain part of the episode.
They also explained the whole Crunchyroll Originals stuff, so you can find the whole thing here.