I Tried Kakobuy Spreadsheet for 30 Days: My Honest 2026 Review Okay, real talk. I’m Leo “The Spreadsheet Samurai” Tanaka (yes, that’s my actual nickname in my finance group chat, don’t @ me), a 28-year-old data analyst by day and a ruthless, precision-focused minimalist shopper by… well, also by day, because online shopping doesn’t clock out. My personality? Think less “warm and fuzzy” and more “spreadsheets or it didn’t happen.” My hobby is optimizing my life to the millisecond, and my speaking habit is blunt, fast-paced, and peppered with tech jargon and a signature sign-off. Let’s dive in. The Moment My Shopping Cart Had a Glitch It was a Tuesday.…