Some of the biggest, most highly-anticipated IPOs of the last few years have fallen short, burning investors who thought they were buying a technology stock. Peloton, WeWork, Blue Apron, and StitchFix all might have called themselves tech companies, but their growth ended up being hugely restricted by real-world limitations. So as a new wave of IPOs begin, investors might be struggling to determine where Instacart falls. This week on Tech Check, we dive into the grocery delivery app and ask, is Instacart really a tech company?