if everything goes well IOTA has the potential to be No:1 Coin

https://www.reddit.com/r/CryptoCurrency/comments/82nfv7/update_iota_data_marketplace_participants/

if you are a long term investor stick to IOTA

don't fell for FUDs that are been spread intentionally by its competitors to discredit IOTA, Do your own research

Here as some articles to start your research: 

https://satoshiwatch.com/coins/iota/in-depth/cryptographic-vulnerabilities-in-iota-a-biased-hit-piece/
https://hackernoon.com/iota-why-the-fud-makes-sense-82a2f1dc38d5
https://www.tangleblog.com/2017/09/13/competitors-amy-castor-tale-reputation-usage-discredit-campaign/