[xen2xen1]

They have just decided to sell all their stuffs on all their places, instead of pushing Windows. PCs are losing their place so they've decided not to go down with the ship. But, they have no need to replace Windows, that's still a large bastion of sales for business, and a tremendous lead in for Azure and Office 365. That would only lessen if they moved to something they controlled less.

[k__]

Wouldn't be surprised if Office will follow Edge.

[lillecarl]

I would, it's a very big legacy codebase.