I have written software on a Toshiba Libretto 70CT [1], also have an original ASUS EE Pc 701. My Pinebook is probably a bit bigger that you are asking for but

I have written software on a Toshiba Libretto 70CT [1], also have an original ASUS EE Pc 701. My Pinebook is probably a bit bigger that you are asking for but it is light in weight. [1] https://en.wikipedia.org/wiki/Toshiba_Libretto https://en.wikipedia.org/wiki/Toshiba_Libretto