Just checked out some finality confirmation times across different blockchains and the differences are pretty wild. TON's hitting around 0.6 seconds for block finality with the whole thing wrapped up in about a second, which is honestly impressive. Avalanche crypto networks like Avalanche C-Chain are in that same ballpark at roughly 1 second, same as BNB Smart Chain from what their docs say.

The middle tier gets interesting - Hedera takes 2 to 3 seconds, then you've got XRP Ledger and Stellar hanging around 3 to 5 seconds for ledger confirmation. Solana's doing its own thing with that delayed confirmation model using around 32 slots. Now if you go old school, Bitcoin and Litecoin are still stuck on the multi-block confirmation tradition, which is way slower.

Then there's the real wait - Ethereum needs roughly 12.8 minutes for finality across two epochs, and Cardano's design is basically a full day. Makes you realize why avalanche crypto and other newer chains are pushing so hard on speed. The whole finality game has completely changed since the early blockchain days.