LEGOs rock, but there are tons of ways to enjoy them. While some people (myself included) love to dump out tubs of LEGOs and just build random spaceships and things, some people like to build special ...
If you need a seven-segment display for a project, you could just grab some LED units off the shelf. Or you could build something big and electromechanical out of Lego. That’s precisely what [upir] ...
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