Zulip's founder here. (I should write a blog post on this topic.) The structural reason is that we're intentionally not taking VC funding, which does more or

Zulip's founder here. (I should write a blog post on this topic.) The structural reason is that we're intentionally not taking VC funding, which does more or less inevitable lead to that outcome. Less structural but just as important is that my personal priority is in creating great open source software for the world, not personal enrichment. This thread may be useful: https://news.ycombinator.com/item?id=23105031 https://news.ycombinator.com/item?id=23105031.