If you're going to go to that amount of effort, why restrict movement to one axis?
With an additional set of tracks at 90°, you could have a system where you drag your favourite bookshelf anywhere in the room (in the house?)
If you're going to go to that amount of effort, why restrict movement to one axis?
With an additional set of tracks at 90°, you could have a system where you drag your favourite bookshelf anywhere in the room (in the house?)
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