M A Osborne
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maosbot.bsky.social
M A Osborne
@maosbot.bsky.social
Parent, spouse, Australian, Professor of Machine Learning in Oxford. Long Covid, trans rights, music, reggae on Fridays, AI must be good for humans, https://www.robots.ox.ac.uk/~mosb
You’d think so, but to my knowledge this question has only been addressed in lab settings e.g. Lindsley et al. (2021),
pmc.ncbi.nlm.nih.gov/articles/PMC..., Patel et al. (2016)
pmc.ncbi.nlm.nih.gov/articles/PMC....

Source control is more effective than receiver control (intuitively)
Efficacy of universal masking for source control and personal protection from simulated cough and exhaled aerosols in a room
Face masks reduce the expulsion of respiratory aerosols produced during coughs and exhalations (“source control”). Factors such as the directions in which people are facing (orientation) and separation distance also affect aerosol dispersion. ...
pmc.ncbi.nlm.nih.gov
November 4, 2025 at 4:44 PM
Thanks David! One-way masking in a FFP3 seems to be working for me, but I have other layers of protection in addition (regular vaccination, clean air)
November 4, 2025 at 3:21 PM
Thank you! I wasn’t sure about your post and appreciate the explicit confirmation!
October 6, 2025 at 11:47 AM
I don’t love the description of increasing autism diagnoses as an “epidemic”
October 5, 2025 at 5:41 PM
As evidence for your theory, staff in shops often initiate conversations with me in English (unlike other customers), and the only reason i can imagine for why they do so is my mask
October 4, 2025 at 5:16 PM
I am happy to defer to your judgement here—in addition to my visible privileges (gender, height), I’ve only lived in Aarhus, and only for a few months, which is unlikely to be representative
October 4, 2025 at 1:58 PM
I am pretty sure that @brebis.bsky.social also lives in Denmark. My own 2p: no one else masks here, but I haven’t gotten any grief over my mask, either
October 4, 2025 at 10:46 AM
21575 (crazy!)
September 20, 2025 at 5:53 AM
I love this track!
September 12, 2025 at 8:06 AM
Errr i feel a bit seen by this one
September 11, 2025 at 1:45 PM
Thank you!
September 11, 2025 at 12:02 PM
🫂
September 9, 2025 at 6:37 AM