How different would the world be if everyone were a centaur?

The following shoe brands would probable not exist : 361˚, Adidas, Airness, Alden Shoe Company, Aldo Group, Allen Edmonds, Anta Sports, Ariat, ASICS, Atletica, Avia (shoes), Bally Shoe, Bearpaw (footwear), Belle International, Bontoni, British Knights, Brooks Sports, Bucketfeet, Caleres, Camper (company), Canterbury of New Zealand, Caterpillar Inc., Chaco footwear), Charles David, ChenOne, Church's, Circa (company), Colchester (footwear brand), Colchester Rubber Co., Cole Haan, Columbia Sportswear, Common Projects, Crocs, Damani Dada, DC Shoes, Diadora, Dr. Martens, Duarig, Dunlop Sport (Australia), Dunlop Volley, DVS Shoes, ECCO, Edward Green Shoes, EMU Australia, Erreà, Etnies, Falc, Fallen Footwear, FBT (company), FEIT, Feiyue, Fila (company), Florsheim Shoes, Foreva, Geox, Givova, Globe International, Gluv, Golden Goose Deluxe Brand, Goodwill Shoe Company, Grand Sport Group, Gravati, Havaianas, Heelys, Herbert Levine (company), Hi-Tec, Humanic, The Hundreds, Hush Puppies, Insolia, Invicta (company), Irregular Choice, Jello Shoecompany, Johnston & Murphy, Lauren Jones, JustFab, KangaRoos, Kappa company), Kashi Kicks, Kat Maconie, Keds (shoes), Kickers, Kinney Shoes, Kubba Sportswear, LA Gear, Leder und Schuh, Legea, Lescon, Li-Ning, Loake, John Lobb Bootmaker, Lotto Sport Italia, Lugz, M.Dia, Steve Madden (company), Melville Shoe Corporation, Merrell (company), Montrail, Moon Boot, Munich (sport shoes), Naot, New Balance, Newton Running, Nine West, Nocona Boots, The Original Car Shoe, Original Penguin, Osiris Shoes, Pacific Brands, Pearl Izumi, Pediped Footwear, PF Flyers, Pony International, Puma SE, Real United, Red or Dead, Reebok, Reebok Ventilator, Reef (company), Rockport (company), Rossi Boots, Template:Running shoe brands, Rupani Footwear, Russell & Bromley, Rykä, SAS Shoemakers, Saucony, Sebago (company), Servis Shoes, Sessions (clothing company), Shiekh Shoes, ShoeDazzle, Shy (company), SLAM (clothing), Solovair, SOURCE (Outdoor & Tactical Gear), Source Sandals, Starbury, Start-rite, Stefano Bemer, Superga (brand), Thom McAn, Tieks, The Timberland Company, Tod's, Toms Shoes, TOWER London, Tredair, Troentorp Clogs, UGG (brand), UK Gear, Unification Shoes, United Nude, Vans, Veja Sneakers, Vratim (brand), Stuart Weitzman, J. M. Weston, Wildsmith Shoes, Xtep.

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