I've seen those types of wipers and they are impressive - actually all wiper systems and wiper motors are impressive based on the number of times they are used and the rate of failure. Too bad the whole car can't be as reliable - let me clarify - any car as reliable.
1994 E320 Wagon (Died @ 308,669 miles)
1995 E300 Diesel (194,000)
1999 E300 Turbodiesel (244,000 miles, dies at 255,000)
2006 Toyota Tundra SR5 AC 4X4 (115,000 miles)
2011 Audi A4 Avant (129,000 miles) hate this car!
BMW 330 xi 6 speed manual (100,034 miles)