[filoleg]

I worked with the source code directly a few years ago. The grandparent comment confirms that what I saw back then is still the case today (assuming they have access to the source code in the present day).

With that in mind, where does such confidence on your end come from?

[rasz]

Was the 'few years ago' 2012? Skype was rewritten less than a year after acquisition https://www.theguardian.com/world/2013/jul/11/microsoft-nsa-...