Since 2017-02-06, Magento 2.2 includes a new «SalesAnalytics» module

https://github.com/magento/magento2/commit/498992349106f35d421488ee27ea2ee9839e1d19

https://github.com/magento/magento2/blob/cb93edb/app/code/Magento/SalesAnalytics/README.md#L3-L4

See also:

Since 2017-01-04, Magento 2.2 requests your agreement: «I agree with sending my system configuration and transaction data to Magento Analytics».