on november 21, 2018 embarcadero released rad studio 10.3 rio. this release had a lot of improvements, new components for high dpi / 4k screens on the vcl and an entirely new look for the ide. two new features were added to the language: inline block-local variable declarations and type inference. versions 10.3.1, 10.3.2, and 10.3.3 (november 21, 2019) were also released.