Well, or they simply found a potential deal on hardware that came with 40 gig ports. 40 gigs is still a lot of bits to a lot of people.
From: "Mark Tinka" <mark@tinka.africa>
To: nanog@nanog.org
Sent: Saturday, August 26, 2023 10:59:36 PM
Subject: Re: MX204 Virtual Chassis Setup
On 8/27/23 04:52, Eric Kuhnke wrote:
> I sincerely doubt there is much demand for *new* 40G these days.
>
> Look at the population of 40G members on major IXes.
>
> People have either one 10G, 2 x 10G, or 100G.
>
> 40G was a dead-end 9 years ago and much so more now.
We have customers that sometimes ask for 40Gbps interconnects. I always
tell our Pre-Sales team that those are the ones who "led the way", back
in the day. Sadly, they were a bit too early :-).
Mark.