4) Its not just by watching him. His Brother calls himself "The guy with Colt 47". Revolver was invented by Samuel Colt.
5) Darshan Do Ghanshyam was infact written by Surdas whatever the debate going around. This song was a few centuries later sung by Manna De for the movie 'Bhakta Surdas'. Maybe the lyrics were changed a bit for the movie but that doesn't take away the originl credits. Just like Mann Kunto maula was written by Amir Khusro and not Nusrat Fateh Ali or Sabri brothers.
7) One doesn't have to answer several but a single question on phone. Anyone can answer that because there is plenty of help available and no time limit. Fastest fingers first was not there in earlier episodes of KBC. Moreover the show wasn't KBC.
8) The show is not telecast live but that doesn't mean it can't be telecast live. At the end of the day it was a movie and not a documentary on how KBC or WWTBAM are made.