For everyone that has come to know the TON blockchain, most will probably know that TON is mineable. However, the TON blockchain was never a PoW consensus algorithm. The TON blockchain is actually a consensus algorithm based on PoS and implements sharding expansion. Therefore, the TON blockchain has the characteristics of tightly-coupled sharding that PoW does not have.
The TON blockchain is essentially a PoS blockchain, and the most important PoS infrastructure is the validator. Currently, there are more than 100 validators in the world, and most are private validators. To assist in the health of the TON blockchain, TON holders can pledge their TON to validators and get TON PoS staking rewards as additional income.
Currently, the TON PoS APY reward is about 13%. TonStake.com, as an example, allows users to stake their TON to validators through Centralized validator service where they can earn an additional 13% TON after one year a