I Tried the Mulebuy Spreadsheet for 30 Days – Here’s What Actually Happened to My Wallet Okay, let’s get real for a second. I’m Leo, a 32-year-old freelance graphic designer who used to have a shopping habit that could politely be described as “enthusiastic” and less politely as “a financial black hole.” My thing? Vintage tech and weirdly specific kitchen gadgets. Last month, I found myself staring at three different avocado slicers (they’re not the same, I swear) and realized something had to change. That’s when I stumbled upon this whole mulebuy spreadsheet thing everyone’s whispering about in 2026 shopping circles. Was it another overhyped productivity hack, or the real…