THIS! Because even though acquittal is certain in the Senate, they can subpoena and compel tesimony on an immense range of evidence that will be very damaging to Democrat electoral prospects, and at the same time muddy the waters with any Trump jury.
If the media bothers to cover it.
Constant repeat of impeachments with no conviction will play into the media and the Rats hands. They’ll label it as the GOP wasting taxpayer money & time. Without convictions the public will bore of it and agree!