Laptop with touch keyboard

After I had a laptop, the question arose, are there any laptops in which, instead of the usual mechanical keyboard, a touch panel is used?

See how many benefits:

Coffee can not be poured.
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Can be used as a tablet.

Probably reduce the thickness of the laptop.

Depending on the tasks, you can draw any layout, for example, in a special program, mark the active areas and print out a film depicting the newly invented keys on the printer, paste it on the panel and use it.