What ts engine allows like go to reference, parameter prediction, type inferring, auto complete... These are amazing benefits you get is if you have setup jsconfig properly.. however these should have remained in the realm of tooling or library.<p>Problem 1: acrobatics with composing mixing type... I always hated java for complexity it encourages... But java has nothing on TS devs who perform 30 lives of acrobatics for 4 lines of code abc<<Add>,<XYZ> > & Omit.. um you literally have entire oop going on just with types but it looks like composition but it's not really...<p>Types are sold as simple tool that will help you catch if send a wrong parameter<p>Problem 2: too many keywords and often colliding<p>Problem 3 : readability very low<p>Problem 4: anti did give