We do not use Snowplow here at Rakam but we have seen companies using Snowplow for tens of billions of events per month. Most of these companies are usually in the media industry.<p>Shameless plug: We basically provide Mixpanel-like user interface for Snowplow users. <a href="https://rakam.io/integration/snowplow" rel="nofollow">https://rakam.io/integration/snowplow</a>