Someone posted in a related thread I was nerding out on tonight that mainframes are excellent when you need to do an enormous amount of I/O with 100% uptime an

Someone posted in a related thread I was nerding out on tonight that mainframes are excellent when you need to do an enormous amount of I/O with 100% uptime and "exactly once" consistency guarantees. According to that poster, you also don't need to build distributed logic or certain kinds of error handling into your software.