HP-42S; cold dead hands; etc. Why? Satisfyingly-clicky real buttons in memorizable positions Easy to grab without thinking I have a functionally identical e

HP-42S; cold dead hands; etc. Why? Satisfyingly-clicky real buttons in memorizable positions Easy to grab without thinking I have a functionally identical emulator on my phone, which is far better than the built-in calcualtor, but it's a supremely dissatisfying substitute for the real thing.