Letters to the Future An Essay from Field Notes on Science and Nature by John D. Perrine & James L. Patton The lapse of many yearsThe Grinnell SystemJim's systemJohn's systemRecord them all+3 More
How would you feel if you could no longer use the product? An Article review.firstround.com The product/market fit definitions I had found were vivid and compelling, but they were lagging indicators — by the time investment bankers are staking out your house, you already have product/market fit. Instead, Ellis had found a leading indicator: just ask users “how would you feel if you could no longer use the product?” and measure the percent who answer “very disappointed.” uxmetrics