El Loro posted:An article with photos of musicians in London who have been practising outdoors in parks over the summer as it's cheaper than renting somewhere.
https://www.bbc.co.uk/news/in-pictures-49719536
Didn't spot a bow in the first picture so maybe it's pizzicato (the music term for using fingers to pluck the strings on string instruments rather than a bow).
love this EL - music in the open air in lovely places - fantastic