No, I think both technologies will continue to thrive. I think the whole "Eclipse" thing is an affront to Sun (remember, an eclipse blocks out the sun). Also, they have invested quite a bit in Swing, so I can't ever see them pulling the plug on Swing and switching to SWT. Nor can I see such a terrific technology as SWT wilting or disappearing. I think we'll have the two
Java GUI camps for the forseeable future. Just my $.02