Does Australia have a presence of Bitcoin ATMs? Are there BitRocket Bitcoin ATMs operational in Sydney, Melbourne, Brisbane, Perth, Adelaide, Launceston, and Gold Coast? How convenient is it to use these ATMs for cash transactions related to Bitcoin? Are these ATMs widely accessible and trusted among the Australian cryptocurrency community? What are the steps involved in using a BitRocket Bitcoin ATM for the first time? Are there any fees or special requirements to be aware of?