I love Nostr. Jack always posts good stuff.  You can learn something interesting.... Like this for example 

https://image.nostr.build/51109823761ce23170060b04dc65f65f86a62791e31358e49544bc28a1a4ee67.jpg

https://image.nostr.build/f89729dd679cb091e0cb153b02d46b69ac31a8e03c8e61ab5f6e9fa416c53f60.jpg

https://image.nostr.build/c82c8970dc45bfb051d532a1eb39cbad18a69cb0f8366cec870ef5c8d402878c.jpg