I do love Smalltalk (I'm reading SICP). Can it do graphics/UI stuff? One measure of joy in programming for me is to be able to easily build a simple side-scroll

I do love Smalltalk (I'm reading SICP). Can it do graphics/UI stuff? One measure of joy in programming for me is to be able to easily build a simple side-scroller. I'll have to get a Mac to try Cocoa I suppose.