The actual world economy became financially integrated during the 80's and 90's then in took over 40 years to get capital account liberalization and financial deregulation.
2007 Global financial crisis was the catalyst for the worldwide great recession where a country's decision to operate an open economy and globalize its financial capital carries monetary implications captured by the balance of payments.
2009 BTC showed up to a complete new market creating a new financial ecosystem even though still not believers after 11 years, I think we still in an early stage with huge opportunities to come.