Without these cards, many competitive formats would be less diverse
If you're running a mill deck in Pioneer, there's just no reason your deck shouldn't have a spot for four of these in it
In late July of 2021, I finally had an opportunity to explore these questions when a friend visited with me, and we played these two decks I put together just for this experimental purpose
However, I do like things that let me eat artifacts for more cards, especially when cards like Ichor Wellspring remain in the format
Smothering Tithe [Best White Ramp Engine in Commander] White spent years pretending mana rocks counted as ramp
Then you can also return two to the battlefield from your graveyard, and as you are churning through your deck discarding them, drawing two cards a pop, you'll easily have enough few to toss two onto the battlefield for free