katty, to your comment, if you tested positive and symptomatic and just wait, we've seen patients who have been testing positive not just day ten, they've been testing positive 12 days. that's not the norm but it is possible. we know those people are still likely to be to be infectious. that's the point, without testing, without a distinction for a vaccinated individual and without some criteria to say what does it mean your symptoms are resolving? what are the symptoms you should be looking for, these all mimic the common cold. i could have somebody with a true cold, nobody ability to get a test or not tested, and can be locked into this confusing advisory from the cdc for weeks even. >> our long list of questions to you this morning even speak to the confusion a lot of people have about this. let's take a step back before we let you go, dr. patel, and get a snapshot as we come up on the end of the year where you feel like we are. the omicron variant changed a lot of things but as you said