The desktop application is nearly dead on the consumer side (but not quite: Photoshop, Office, etc. are still extremely popular).
But in medicine, finance, manufacturing, industrial design, aerospace, hospitality, and so on, almost everything is native desktop apps. Mostly Windows, maybe a little Linux, very little macOS. Look at what your doctor is using the next time you visit. It's going to be a traditional desktop app on Windows.
Many of these apps are undoubtedly made with Delphi or C++Builder.
They are, but people are now king of expecting to be able to access their software from anywhere, including their phone or tablet.
Hard to do, if you have millions of lines of MFC code. Which opens up opportunities for newcomers.
But in medicine, finance, manufacturing, industrial design, aerospace, hospitality, and so on, almost everything is native desktop apps. Mostly Windows, maybe a little Linux, very little macOS. Look at what your doctor is using the next time you visit. It's going to be a traditional desktop app on Windows.
Many of these apps are undoubtedly made with Delphi or C++Builder.