NEM's unique consensus algorithm could be re-evaluated in the long run. Ethereum is trying to take over the standard of cryptocurrency, but as NEM gains the essence of smart contracts in the future, it will become equally useful. At the very least, nem has potential and is a good investment.
This is my personal opinion and may contain mistakes. Not responsible...
The market size of MDEX is above the required threshold and fits the needs of the upcoming virtual currency market; in a confusing cryptocurrency market like Doge and SHIB, such cryptocurrencies are rare, but seem to be undervalued.