They save bitcoin for a long time because they know that the bicoins price will go not double, triple but 4-5x it's price of today. Just like 5years ago many people ignore bitcoins just look what's the value of it today many people invest bitcoin past years ago and look at them now, they're now rich because they wait for the right time. The benefit of saving for a long time is the longer you hold your bitcoin the more richer you're going to be in the future.
Bitcoin is the best place to save your money. Bitcoin is fluctuates in past two days due to some factors. Due to this many was inverse in bitcoin. So you may inverse Your money now in bitcoin now.It's the right time to save for long term profit.You mave inverse your money.
Well there are a lot benefits of bitcoins of saving them for a long time, below here are very few of them:
You can become rich in the future.
You can support your family needs and luxuries of daily life.
Your grandchildren will be getting huge benefits from them.
People can use bitcoins for sale/purchase of online products.
Some can also use it for trading.