I have bought some linear rails to make something. The need was for two 150mm MGN7 (7mm wide) rails and four trucks, and it transpired that buying five rails+trucks was the cheapest way to do this as ...

Floppies were once the standard method of information exchange, but decades of storage can render them unreadable, especially if mold sets in. [Rob Smith] wanted to clean some floppies in style and ...