Twitter Blue feels like a missed revenue opportunity.
People don't pay for features. They pay for social capital and status signaling.
Twitter could 10x the monetization potential of this by adding things like paid verifications, badges and profile page cosmetics.
I find NFTs that evolve as you progress towards a goal more interesting because they tap on one's hard work & skill, vs one's wealth / being early at a drop.
Similar to how in WoW expensive transmogs gave you clout, but the real clout was in hard achievements