Here is a article I made how you can get rid of spike protein and heal your body and immune system. https://nakadai.substack.com/p/the-new-emerging-illness-spikopathy
Genome integration is found in infection very rarely and its partial (not full length spike, but fragments). More research is needed to assess wether this can happen in the mrna vaccines as well. No conclusions have been made here. https://wi.mit.edu/news/new-research-supports-finding-explaining-why-some-patients-may-test-positive-covid-19-long