[ih] ARPANET pioneer Jack Haverty says the internet was never finished

[Joe Touch]

> On Mar 4, 2022, at 12:44 PM, John Gilmore <gnu at toad.com> wrote:
> 
> Joe Touch wrote:
>> Multicast needs to include L2.  Without that, routers would need to do
>> serial copy for every host inside each L2, which is prohibitive ...
> 
> By that view YouTube, Zoom, podcasts, and CDNs are all "prohibitive".

They copy at the source at the app layer, not in L2 anywhere.

it’s not the BW, but the local serial copy operation and it’s state that are prohibitive.

Joe