Vega measures how option prices change when implied volatility moves, holding other inputs constant. Long options generally benefit from vol rises; short vol exposures face pain in spikes.
Spot traders still care about vol regimes: trend breaks, gap risk, and options-implied ranges can inform FX and crypto risk sizing.
This is conceptual education, not options recommendation. Complex derivatives may be unsuitable for many retail users.
Educational only · not investment advice · Risk disclosures