Microsoft Worldwide Partner Conference (WPC) is an event for Microsoft partners targeted at sales and marketing staff. Sessions are about Microsoft strategy, how to sell Microsoft solutions etc.
While not very technical still some sessions can be interesting for people with a technical role. Some of the sessions are on how Microsoft competes with VMware for example.An example is a session titled Did You Know: What VMware Does Not Want Your Customers to Know
Some of the sessions are recorded and available for free viewing here.