Remember the topper! For a Megatree I would push each strand as alternating nodes so I start and stop at the bottom of the string. Then this would allow me to easily put 2 strings per port for only 6 ports and have 2 ports left over for the topper!
Do you want to print thing or have printing things your hobby? There is a difference there.
If you want printing as a hobby then you can follow misterfied's advice and get something cheap and work through all the issues that come with it and learn stuff as you go along.
If you just want to...
Personally, I would stay with well known brands and pay a bit more. Monoprice, Belkin, South wire are all wire brands that I would trust. The search algorithm on Amazon sucks because it gives you what it wants to and not what you are searching for. A few of you search items and then a bunch of...
ROLL TIDE!
Welcome to the fun and excitement. There nothing like trying to simulate the night time atmosphere of Saban field at Bryant-Denny stadium but we enjoy trying!
Start early, check the 101 which might be a bit outdated but still has some good content. Stop into the chat room where...
Seed pixels makes things a little different, not sure on the power draw but I would chain the star to the tree as one unit if possible. It's a bit easier then trying to chain all the stars together with extensions between them.