(Bloomberg) -- Bitcoin flirted with a run toward the landmark $100,000 level, buoyed by expectations of friendly US regulations and expanding investor interest courtesy of President-elect Donald Trump’s support for crypto.Most Read from BloombergTrump Promises Could Have Seismic Impact on Washington EconomyParis to Replace Parking Spaces With TreesTokyo’s Scorching Summers Focus Public Anger Against Tree CuttingNYC Mayor Adams Names Jessica Tisch to Lead Police Head Amid ProbesNew York’s Transit