A lot of people use it as payment method. There are traders and forums that accept only BTC as form of payment and also this way you support the movement which is a good thing.
Not only that but the recent surge that was witnessed due to rise in the monetary values of Bitcoin and also rise in the stability is worth mentioning. This stability was the reason the market suddenly went hot and started attracting investments. Besides, the coin is not only used for the purpose of earning money but also for the sake of saving money and money saved is equal to money earned.