I've always thought that was a marketing trick. After all, how could all the bandwidth and development time and resources I was using only cost $1/yr? However,

I've always thought that was a marketing trick. After all, how could all the bandwidth and development time and resources I was using only cost $1/yr? However, now that I know how lean the team that built WhatsApp was, the math does check out, and it's amazing that all it costs to keep the bullshit at bay is $1/yr.