It’s way more than just that. He looks much younger, his hair color is different, even his beard his a little different.
Indeed M L, I was just kidding around with you - but the lack of care taken with trimming/colouring Obi-wan’s facial hair (in the lightsaber scenes with Anakin) to match a little closer to how he looked in ‘Attack Of The Clones’ is just a trivial detail to me in the scheme of things…compared to my own bigger bugbears concerning the many dodgy ‘creative choices’ and contradictory aspects seen and heard across ALL the live-action offerings which came after the Original Trilogy, including the ones in ‘Attack Of The Clones’ and this current show.
Anyway, back to this Deepfake malarky. I happened to come across this creepy one the other day - https://www.youtube.com/watch?v=mPU0WNUzsBo
And here’s a short teaser from the guys behind it - https://www.youtube.com/watch?v=M_oUcVxKtqg