MyDataWork POV — Sharded architecture offers a veneer of relief for the 'noisy neighbor' dilemma, but let's not gloss over the real risk: complexity. Managing shards entails a labyrinth of data distribution and coordination challenges. A misstep in shard allocation can itself become a bottleneck, ironically creating new 'noisy neighbors' within shards. The promise of isolation is enticing, yet it demands a nimble orchestration layer to truly decouple tenant operations. Without it, we risk trading one chaos for another, ultimately complicating our infrastructure management.