Tesla's fourth-quarter earnings report shows that the company held onto its Bitcoin despite the market downturn in Q4 2022.  The company holds $184M in digital assets as of Dec. 31 and has a $34M impairment charge on Bitcoin.  Tesla acquired Bitcoin in the first quarter of 2021, valued at $1.5B for 43,200 bitcoins.  The EV manufacturer held onto its Bitcoin holdings through Q3 after selling 75% of its Bitcoin in July 2022.  Tesla reported no losses on its remaining Bitcoin holdings on its fourth-quarter earnings report.  Bitcoin was trading at around $22,978 Wednesday, down 0.4% over the past 24 hours.