If youre playing him aggressively you can rack up a good amount of lore, and then when he is banished, you get to draw a card to keep going
This is a reasonable-ish assumption, as the expected number of artifacts you draw in the first 12 draws is 5.4, but it loses some integrity since many of your non-Artifacts (Smith and Stoneforge) find more Artifacts, thinning the possible hits in the deck
Its easy to add tons of Signets and Talismans to your list and call it a day, but resist that temptation, because youre going to curse yourself the next time you need to draw a removal spell or are desperately searching for that last combo piece only to waste your draw on a stupid dumb Fellwar Stone that only taps for orange.
I see the biggest impact of conflating these sentiments in players who are new to the format, and I wonder how many bounce off Commander with a negative impression as a result
Youll typically pair Narset with extra turns and combats so your opponents never have another turn