It's a simple calculation really - more removal cards equals less space for sliver cards
A high density of pushed cards that have Affinity for Artifacts in combination with nerfed Artifact Lands including the rainbow Power Depot may bring Affinity back from the dead
The new twist this common introduces is that if you discard a nonland card, youre going to deal two damage to each one of your opponents
Although there arent many options in mono-white, there are artifacts like Metallic Mimic, Adaptive Automaton, and Progenitor's Icon which will get the job done
Opponents of this card are usually concerned about new, powerful designs homogenizing the Commander format, and Archaeomancers Map is definitely an efficient enough card to be a talking point in that conversation
Take the Plunge November 2023 on September 2023 with Disney Lorcana Set 2: Rise of the Floodborn