This discussion thread (Anti-Europa_Tarif) appeared after the publicaiton of the article in tt.
http://www.teltarif.de/forum/s19628/1-1.html
Reaction varies a bit -- Poland IS in Europe! First contributor says FINALLY (ie great offer). Others believe T-MO is still earning a pretty penny on these rates - "Da? sich die Mobilfunk-Anbieter dabei einen goldenen Hintern verdienen, mag durchaus richtig sein.
GKr"
Providers are earning gold rear ends, huh? One poster notes he prefers the GT-SIM.
Also surprise that T-MO is cooperating with a calling card seller (stooping pretty d___ low those ex-monopolists)!
Stan