It can be closed. You could forget about it for a year, then claim the entire year's Gas at that point. As long as you hold NEO in the wallet, you are earning Gas.

As long as you have NEO in your wallet, the gas is automatically generated. So yes, the gas does come 'free'.

Indeed. It's a perfect time to invest for a long term hold. As you state, I'd be surprised if we didn't return to ~500 soon.

Personally, I think Litecoin is a good investment for a long term hold. For short term, I can see the price rising significantly due to the announcement from MIT. (The site displays a countdown until 1st

Thank you! It'll be good to have you on board. I'll update the article with any developments. (that is of course, if any occur.)

A very valid point. Many newcomers are enticed in with the examples of 1000%+ increases on each pump. In reality they most likely won't get in at the lowest price, and they won't get out at the highest.