That is true. I don't think anyone routinely did that instead of using canned air or something like that, but it was absolutely on the table for more substantia

That is true. I don't think anyone routinely did that instead of using canned air or something like that, but it was absolutely on the table for more substantial messes. Spill a can of soda into your keyboard? Run that sucker through the washer. I have not personally done this, but google "ibm model m dishwasher" and you'll see lots of anecdotes.