there are lot of coin to buy and hold for some years or months but if you must to hold a coin for four years you must to check their history, what was their price years back, their current price? are they progressing , what project are they doing, do they drive traffic to their website, will they be mass adoption? This are things to check before buying for long term. steem coin as all these quality i mention, it show the future of the coin is great to buy and.
