I tried writing an answer to (almost) this exact question in non-technical language[0], starting from packets and working upwards. The document ended up much l

I tried writing an answer to (almost) this exact question in non-technical language[0], starting from packets and working upwards. The document ended up much longer than I intended and I am still not sure my answer is that helpful. [0] https://sheep.horse/2017/10/how_you_are_reading_this_page.html https://sheep.horse/2017/10/how_you_are_reading_this_page.ht...