Sort of
In other words, the existence of Expressive Iteration allows Midrange and Control decks to keep hands they would otherwise be forced to mulligan
Especially with Dragons Rage Channeler and also Ledger Shredder, Mishras Bauble still performs and synergizes very well with mentioned cards, being able to manipulate the library, making up for better draws, helping with Delirium and fueling the graveyard for earlier Murktide Regents
Jitte was played during the time where the legend rule was such that if one player had a legendary permanent in play, and another player played that same legendary permanent, both would go to the graveyard
It does cause card draw for you and one other opponent so you need your best Commander political skills to navigate who to attack
A general piece of advice is to aim for a smooth distribution of cards from each ink cost, ensuring you can consistently use all of your ink to affect the board in the early turns