The key part of your comment is "would get contracted again to fix them". Contractors optimized for money-over-work. I had a similar situation where I politel

The key part of your comment is "would get contracted again to fix them". Contractors optimized for money-over-work. I had a similar situation where I politely mocked a competitor's product for breaking down in 3 months when mine would die after 2 years, and the other guy answered that they make a lot of money on service contracts (it's nautical equipment, so warranties work a little differently).