for a startup founder right now the paradox is that this may be the best & worst time to start a company. the opportunity surface is basically infinite cuz ai keeps collapsing the cost of building, experimenting, & entering new markets. but the durability of any individual advantage is collapsing faster than ever too. anything obviously valuable gets copied, bundled, or commoditized incredibly fast. before you can even blink. & worse now the big guys are shipping fast too so in many ways…