hanging out the dirty laundry…

There are various sayings and idioms in various languages ​​and cultures about drying laundry …
In Italian in particular, the saying is a little different: it is said “wash the clothes in the family” …
In any case, the sense of the drawing of the brilliant Pawel Kuczysnki is to hang out the dirty clothes …
The network is a large community and social networks have various ways of setting the circle of people on which to share their content. In any case, sharing is often like hanging out dirty clothes, especially when social media becomes a trivial means with which to communicate, because it becomes all superficial and devoid of any knowledge.