[alanh]

See, I’ve heard this before, but I’m

1) not sure it’s true this is the case (show me the numbers or concrete reasoning), and

2) more importantly, I believe this is a flawed approach because it’s in Skype’s best interest for users to have lots of active contacts/friends/numbers in the system. Why design in such a way that discourages desirable behavior?

It’s a failed design, and I don’t think that supposed 90% rule really applies

[ThomPete]

Sometimes the benefits are only apparent later one.

What is failed about it?

It's different yes. But what is failed about it?

[alanh]

The fact that you recognize it as unworkable “for us 10%” indicates a failure.

[ThomPete]

I don't know what makes you think I recognize it as unworkable. Think you are reading too much into what I wrote.