Bitcoin will not expire and bitcon will still be the choice of many people, now is a good time to buy bitcoin at a low price, I think the decline in bitcoin prices is only temporary and as soon as possible the price will returnbeing number one and bitcoin will never be defeated by other cryptocurrency, bitcoin is the best of all cryptocurrency .
Bitcoins does not even have an expiration because the market price is depending on demand and supply so it will always grow if people will invest a huge amount in the market.