I think Whitaker will get the nod. Marvin Miller had a profound impact on the game and should have been in years ago. I'd rather have a bigger Hall than a smaller one.
For anyone who cites years on the ballot for some of these players, the links to the stories below help put some in context, such as under-appreciated players who find themselves on the ballot with a number of first-timers who are slam dunks and/or the stinginess of the voters throughout the years.
This site does a great job in breaking things down, both in brevity for this article and links to much longer reads (all worth the time):
https://www.cooperstowncred.com/the-...llot-for-2020/
And of course, Fangraphs has things covered, too:
https://blogs.fangraphs.com/whitaker...seball-ballot/