I want to know if these project are worth investing into before butting my stash into them. I've looked into them but want to know other investors thoughts on these projects like what makes then an unattractive investment.
DFNITY
Block Collider
HoloChain
Pantos
Neonexchange
GoChain
Effect.ai
Exchanges are good choice.
For example there is
lccx.io - looks like promising exchange based in London. Well developed white paper, experienced team, located in politically stable jurisdiction.