https://collider.com/the-mandalorian-lucasfilm-hire-youtuber-luke-cameo
CGI if done correctly and wisely, can really enhance a production.
This tech could add much more depth to the Star+Wars universe in some interesting ways.
https://www.indiewire.com/2018/05/harrison-ford-solo-reaction-star-wars-alden-ehrenreich-rave-1201967240 (Alden Ehrenreich was good in Solo but some people really like the option to have a younger version of HF in the movie.) https://www.indiewire.com/2018/02/solo-harrison-ford-advice-alden-ehrenreich-star-wars-1201926113
The tech has advanced well enough but only deepfake bootleg movies would be possible. That's because the owners of the various productions can't legally allow bootleg versions. However someday, if the owners provided their own deepfake productions, that would be quite something. https://www.denofgeek.com/tv/star-wars-deepfake-luke-skywalker-mandalorian
https://www.thewrap.com/lucasfilms-ilm-hires-youtuber-who-improved-cgi-luke-in-the-mandalorian
Deepfake software, which can make anyone look like anyone else, could lead to some hefty ramifications, especially in political and journalistic arenas. https://www.youtube.com/watch?v=QY0UpiEyNVw KING 5 News
Mark Hamill shares his memories of working on the original Star Wars and does a perfect impression of Harrison Ford. https://www.youtube.com/watch?v=onMm0DLg8CE , https://www.youtube.com/c/LateNightSeth/videos
https://www.starwars.com/news/tag/george-lucas