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sd card 512gb
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.7%return rate — above 5% kills the launch gate
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Avg price
Okay$198.67avg listing price — sweet spot $15–$100
Conversion
Bad1.2%search→purchase rate — share of searches ending in a sale
Competition
Bad81%top-5 click share — a locked-up shelf
Growth
Bad-24.4%90-day search growth — must beat 0% to launch
Review moat
Bad25,717.25avg incumbent reviews — the moat a new listing must climb
Market size
Bad$49K$49K/yr · 21K searches
Price range
Bad$97.42–$351.07cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals High Price