Visual Studio Code was first released in 2015; Intellij (the original JetBrains IDE) was first released in 2001. Even Atom -- the editor that Microsoft forked to make VSCode -- had its first public release in 2014.
It's safe to say that JetBrains IDEs are something other than "crappy VSCode clones."
It's safe to say that JetBrains IDEs are something other than "crappy VSCode clones."