I think spending more time in bitcoin is not as much good because there are many coins like masternodes and proof of stake coins in this field and we can get more profit from those coins also and it is easy to handle because of proof of stake process...
Bitcoin its a main Currency of Cryptocurrency. The option for investing a young project its going to invest at Altcoin, but all of cryptocurrency still using Bitcoin a transaction. Thats why bitcoin we always need BTC