Jury is still out on twinstar. Cool gadget if you have the dough, however if not then better to wait some.
From what I understand, it send a small electrical charge to break the H bonds to create O2, and H2O2
Aquarium cafe would be awesome. Coincidentally , I was just talking to my wife about something similar and how that would be a great idea for someone to do.
I don't think neo x card is even possible. But having said that, I don't think there is proof either way.
Are you sure no hitchhiker? Looks like a wild neo. Can you get a side shot of it on the substrate? Body type and position of eyes will tell alot.