Google’s US$2.1 billion ($3 billion) acquisition of Fitbit has seen the tech giant face a setback in Australia after the Australian Consumer and Competition Commission (ACCC) rejected Google’s initial offer to temporarily limit how it would use data collected by the fitness tracking devices. The announcement comes after a similar offer was accepted by the European Commission on Dec. 17, which has effectively approved the deal with conditions. Following a 10-day consultation with industry and consumers, the ACCC has announced on Dec. 22 that it “will not accept a long-term behavioural undertaking offered by Google.” The court-enforceable undertaking (pdf) proposed by Google suggested a set of remedies to ensure Australia’s wearable markets remained open and competitive. The company said it would not use certain health data for advertising for 10 years and, in some circumstances, would allow competing businesses to access Fitbit’s health and fitness data. Google also said it would …