Hmm, anscheinend hast du den Text nicht genau gelesen, Zitat aus dem Statement der Opera erschaffer:
Advertising service (Service Transaction Provider)
Cydoor Technologies is responsible for the gathering and handling of the information transmitted by the Opera browser regarding advertising activity. This information is transmitted to their internet servers. Cydoor will use the information to fetch the relevant ads and will provide the aggregated data to Opera Software.
Hmmm also Cydoor doch dabei, und sie geben es zu.

Hier ein kleiner Auszug aus einem Bericht ?ber Ad Spyware
Quelle:
Cydoor Information

Stealth Features All files (including ad cache) buried in System dir.

Hostile Features N/A
Insecure Features Downloads executable code

Privacy Transmits email address (if supplied) to Cydoor only.
Transmits user-supplied demographic information (if supplied) to Cydoor. Shared with others in aggregate.
Transmits advertising metrics (ad displays, clicks, etc.)
Uses cookies
Uses GUID to track users across sessions
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Der Satz unter der Linie ist falsch
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Der Satz ?ber der Linie ist Richtig