I use a Kinesis Freestyle Pro and love it. https://kinesis-ergo.com/shop/freestyle-pro/ https://kinesis-ergo.com/shop/freestyle-pro/. The split keyboad allows

I use a Kinesis Freestyle Pro and love it. https://kinesis-ergo.com/shop/freestyle-pro/ https://kinesis-ergo.com/shop/freestyle-pro/. The split keyboad allows me to keep my sholders back which enables many more hours of keyboard use.