Why DSA still learning without impressions?

In some cases, you see that DSA campaign is learning and maybe you have a question: How can the Bluewinston DSA campaigns start generating traffic right away instead of wasting time on ‘learning’? Here is a lot of staff about DSAs: https://support.google.com/google-ads/answer/2471185?hl=en&ref_topic=3119126 In many cases the time of “learning” in DSA campaigns depends from: number