Tech M will be re branding Satyam and the good company, tainted because its founder cooked books, will once again climb the heights under a new leadership. Wow! what a fairy tale beginning. So was dumping the name Satyam important. I'd say yes, to a certain extent.
In this world dominated by brands, Satyam(the name) would not have survived. But Satyam for its uniqueness as a business would have surely survived and also outperformed. Its like pressing refresh (F5). You are not rebuilding, just refreshing.
I hope Steve Jobs gets fit and fine after his liver transplant.
If you haven't read the Commencement address by Steve Jobs at Stanford, read it here.(A must read)