The problem I've found with small laptops (<13") is that the keyboard quickly becomes less useful to me for rapid typing. So there's a tradeoff between portabi

The problem I've found with small laptops (<13") is that the keyboard quickly becomes less useful to me for rapid typing. So there's a tradeoff between portability and usuability for coding. If you want to go really small you can get something like https://www.www3.planetcom.co.uk/cosmo-communicator https://www.www3.planetcom.co.uk/cosmo-communicator but I'm not sure I'd like to try programming on it.