Recently released RAD Studio version 10.4 “Sydney” seems to being well received by everyone. I’ve just moved a project due for delivery at end of June across from 10.3 to 10.4.
There’s a good video about what’s new at:
What’s new in 10.4
There’s also a load of support / demonstration material on a Google Drive shared folder provided by Embarcadero at:
Shared google drive folder for RAD studio
I’ve just read this excellent summary of the history of Windows software development techniques and why Delphi is still a sensible option for a new project. David I knows is subject matter well and puts a convincing case. Do have a read:
David I : Delphi and Windows Development