First thought on reading swg_trd's analysis: the simple, fast and inexpensive blood test for pre-symptom, tissue specific detection will be part of all our annual physical exams.
"I went in for an allergy screening, so I checked my HIV status and did the cancer screening too."
If the PS expressing exosomes test(s) can detect pres-symptom stage one cancers, won't those tests become as common as having your blood sugar levels checked?