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esp8266
Skip itA small market ($25K/yr) — this niche doesn't clear our bar today.
Review moat
Great324.85avg incumbent reviews — the moat a new listing must climb
Returns
Great1.8%return rate — above 5% kills the launch gate
Avg price
Good$14.06avg listing price — sweet spot $15–$100
Quality gap
Good4.5★avg incumbent rating — lower means beatable quality
Price range
Okay$5.70–$23.79cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Okay2.5%search→purchase rate — share of searches ending in a sale
Competition
Bad71%top-5 click share — a locked-up shelf
Growth
Bad-14.4%90-day search growth — must beat 0% to launch
Brand share
Bad94%top-5 brand share — brand-locked demand
Market size
Bad$25K$25K/yr · 71K searches