Why is miller so fast lately on the old Ducati?

Last 3 or 4 races he's been spending fridays and Saturdays up in the top 5. He's doing a good crutchlow impersonation on sundays though.So what gives? Do some GP18 developments also make their way into the GP17?
Submitted November 02, 2018 at 08:57PM by Tomach82 https://www.reddit.com/r/motogp/comments/9to1bk/why_is_miller_so_fast_lately_on_the_old_ducati/?utm_source=ifttt