Bitcoins fourth halving reduced mining payouts to 3.125 BTC per block at the 840,000th block.
Post-halving, Bitcoins price may hit $250,000 with uncertain immediate effects.
Bitcoins halving occurs every 210,000 blocks, managing inflation and scarcity.
Mining rewards dropped due to halvings in 2012, 2016, 2020.
Halving halves mining incentives, slowing new Bitcoin creation as per Satoshi Nakamoto.
Previous halvings led to positive trends, expected to continue post-fourth halving.
Bitcoins halving, occurring until 2140, decreases new Bitcoin availability.