Re: [dispatch] New I-D - SPIN - on voice/video interop between app providers

[Stephen Farrell <[e-mail]>]

Hiya,

On 13/07/2022 17:25, John Levine wrote:
> It appears that Stephen Farrell  <[e-mail]> said:
>> To me, it just seems bizarre to react to DMA with a
>> proposal that seems to further entrench the mobile OS
>> duopoly, and that's what limiting to phone numbers
>> seems to me to do.
> 
> Phone numbers are identifiers, not networks. 

Yes, I'm aware of that:-)

> Signal and WhatApp manage
> to run their own E2E encrypted systems using phone numbers as
> identifiers, both of which work pretty well on my Mac laptop as well
> as on my phone.

But only after you've signed up from a phone that's running
android or an iphone, unless one jumps through too many hoops
to count. Hence, I think it re-enforces the mobile duopoly,
and therefore seems to me more than a bit bizarre as a
reaction to DMA.

> 
> Figuring out how to make systems interoperable even with phone numbers
> as identifiers will be hard enough. Let's save boiling the ocean for
> later.

Assertions of ocean boiling really ought be held in reserve
for longer than that:-)

Cheers,
S.

> 
> R's,
> John