Many in the industry, including current and former Microsoft and Amazon executives, wonder whether there's a better job for Bell.
It could get intense, with Bell going toe-to-toe with Jassy and getting into disputes with Selipsky.
"There were two different sets of security products and actually different security organizations that were securing the products for Microsoft," Bell said.
While Bell has imported some processes from Amazon, he has introduced them with a "Microsoft flavor," by using Microsoft productivity tools, one person said.
"So many decisions get made at Microsoft by looking at PowerPoints, and sometimes those PowerPoints lack details," Rashid, the former Microsoft and Amazon executive, said.