i think developers will always find a way to prolonged the life of bitcoin because as you see these days bitcoin were verry popular and trendy all over the world and most countries are now starting to recognize and use bitcoin as their secondary payment system alternative to fiat money and soon to be used on some establishments like  malls, restaurants, coffe shop. even  banks also are slowly legalizing bitcoin to use on their service such as withdrawing on atm and cashing in / csshing out.