Is this claim true, or not?

[Gerald Combs]

On Sun, 19 Jan 2003, Bill Cavalieri wrote:

> Its all right and wrong.
> 
> DSL, your bandwidth to the co (last mile) is not shared.
> Cable, last mile shared, encrypted between cable mode and node, that was 
> another myth used by dsl companys (they said you could spy on other 
> cable users).
> 
> DSL, once your to the co, your bandwidth is shared just like rest of the 
> internet
> Cable, ditto

I could never figure out why having multiple neighborhoods connect to a
DSLAM at a CO was somehow magically better than having a single
neighborood on a CMTS.  Both suffer from the oversubscription blues.