WHY ARE THERE GADGET CATALOGS?

I got one of those gadget catalogs in the snail mail today, I was so exited I almost pissed my pants.It was briming with all kinds of useless stuff some people can't live another day without.There's a Tee shirt that lights up just in time for our forth of July celebrations saved from the rain that was predicted.
Some type of dead skin remover,I don't know about you but I don't want any of my skin removed.
There's a tushy cousion that soothes your butt cheaks,now there's a good idea, I like my butt cheaks soothing.
There's a toe straightener that claims to give you beautiful feet in just ten minutes a day,Toe straightening? I thought that I had beautiful feet. Hmmm?
Color changing solor lights that light up you life, My life doesn't need any more lighting up.
Edible bowls,I'll eat out of a real bowl thank you.
A genuine leather 32 credit card holder, I would think that if you had 32 credit cards you need a pair of sissors. And not the paper shredder ones they are trying to sell.
A turn a door into a storage rack shelf thing,I like empty doors.
A magnetic necklacse that may adhance blood flow around your neck,That's not where I need the enhanced blood flow.
There's fake watches that acsentuate your personality,I don't where a watch for that reason.
Color coded plastic egg poachers,I poach my eggs in a white vinegar bath.
A book that tells you what your cat is thinking,I don't own a cat and if I did I don't want to know what the cat thinks.
Plastic chair protectors,Snowman refrigerator magnets,Fresh corn on the cob cutters,Flip up eyeglass magnifiers.Car steering wheel cover that keeps it cool.
A seat thing that soothes your spine.Electric power strip eliminates cable clutter.And of course doggie clothes.
Shoe chests.Puppy pee stations.Spice rack orginizers.Tomato keepers.Salad spinners.Hamburger makers.Tin can crushers.Solor powerd nightlights.
Shot glass curio.Rolling bookshelfs.A book on numerology and one that tells you why horses sleep standing up.
I'm on page 15 of 103.None of this stuff is really useful and if you buy any one of them you are a sucker of sorts.