82670d1d_ted_by_Feature_Usage_Reporting__Why_the_data_is_collected
[Data collected] CPU bitness [What the data includes] Whether your computer's processor is a 32-bit or a 64-bit processor. [Why the data is collected] 
Most software needs to be targeted to a certain bitness, so it is useful for developers to know what proportion of their software's users have each bitness.
SmartAssembly - Data collected by Feature Usage Reporting
Why the data is collected