"I am thinking it would have problem holding water in the tube in a horizontal position after repeated use."

"To a driver passing you at 30mph, a left turning signal that is separated by just a few inches from the other, looks not that much different.  Focus on making it bright."

"beginning... I mean. :D"

"So instead of setting the board up in the begging, you need to set it up ahead of time after playing.  I say that's pretty Gimmicky.  All that wood, prob don't make it light for traveling, or compact to put away.As for convenience..., you'll need to go an extra step of identifying the pieces and turn upside down to load it...As a suggestion, print some stickers on the bottom of the piece to make it easy to load, but then again that would prob be worn off soon enuf... :P"