Ahh the genius that is Elon Musk, I’m sure we’re all cowering at his superior intellect.

Only you can decide. Just evaluate why did you look elsewhere on the first place, and do you still hold those values.

Such a tough call to make as each brought their own magic to the role. However I lean more towards Capaldi. His journey echoed 1 and 6 starting as a harsh alien, turning towards a warm character at the end of the run.

Plus Capaldi had the banger of the episode Heaven Sent, which is such a masterpiece puzzle box.