It makes the most sense to me to wait until $1MM a coin and then convert to 1BTC=$0.01
Discussion
That only works if there's a central entity's dictating the change. In a decentralized construct you cannot reasonably expect to reach 100% consensus on terminology changes in the snap of a finger. The transition process will cause chaos and confusion.
And quite frankly there are bigger problems to worry about in this world.
Yes let’s change every wallet and every bitcoin video, podcast, book, blog post, and tutorial because a few people are bored with the speed of adoption.