2 ms·
No, both used it, they didn't 'have to'. There is strong doubt in both cases as to whether the app had any effect at all.
by PeterStuer 7y ago
No, both used it, they didn't 'have to'. There is strong doubt in both cases as to whether the app had any effect at all.
- awinter-py 7y agoIf you have links about the efficacy of the tracing programs, please post -- I'm trying to educate myself about this