[CentOS] Raid 10 questions...2 drive

> The raid1e type probably didn't exist when Neil Brown came up with the algorithm.

You are probably right.

> He should have patented it though...

Maybe...

> Maybe he started out with the idea to create a raid10, but didn't want the complexity of managing sub-arrays so decided just to redistribute chunk copies instead and then it took off from there.

Yes. I didn't want to sound harsh to him. I am VERY grateful for his 
outstanding work.