IL ▁ 2 0 0 8 , ▁the ▁number ▁of ▁R SV P s ▁had ▁e cli ps ed ▁the ▁space ▁limitations ▁and ▁the ▁group ▁was ▁forced ▁to ▁announ ce ▁that ▁they ▁were ▁full . ▁Sub sequ ent ▁B IL s ▁have ▁been ▁hosted ▁in ▁Long ▁Beach , ▁V ancouver , ▁and ▁San ▁Francisco , ▁tim ed ▁with ▁T ED ▁whenever ▁they ▁can . ▁B IL ▁went ▁on ▁to ▁have ▁con ferences ▁world wide ▁- ▁Afghan istan , ▁India , ▁England , ▁France , ▁Canada ▁and ▁Tun is ia , ▁to ▁name ▁a ▁few . ▁There ▁are ▁also ▁subject - f oc used ▁variants ▁such ▁as ▁B IL : PI L ▁mirror ing ▁T ED ME D , ▁and ▁J IL ▁for ▁women . ▁ ▁After ▁the ▁first ▁B IL , ▁the ▁T ED ▁organization ▁contact ed ▁B IL ▁leaders ▁for ▁advice ▁on ▁what ▁later ▁became ▁their ▁T ED x ▁brand ▁for ▁individuals ▁hosting ▁their ▁own ▁versions ▁of ▁T ED . ▁They ▁launched ▁ 3 ▁months ▁after ▁the ▁ 2 nd ▁B IL . ▁The ▁core ▁difference ▁between ▁T ED x ▁and ▁B IL ▁is ▁the ▁amount ▁of ▁overhead ▁and ▁restrictions . ▁T ED x ▁requires ▁that ▁each ▁applic ant ▁be ▁thoroughly ▁screen ed ▁and ▁already ▁have ▁conference ▁experience ; ▁thus , ▁T ED x ▁is ▁willing ▁to ▁exclude ▁people . ▁ ▁References ▁ ▁External ▁links ▁ ▁Main ▁B IL ▁website ▁ ▁Category : Organ izations ▁established ▁in ▁ 2 0 0 7 ▁Category : Un con ferences <0x0A> </s> ▁A ▁shield ▁is