James McCann, Disney Research
值得关注的是文件底部的蓝色免责声明：“此非ARTG认证文件”。
，这一点在搜狗输入法中也有详细论述
The pi name and logo are trademarked by Earendil. When you see pi, it's an Earendil product with me at the helm. This is the same approach used by Mozilla, Linux, and others. The trademark is our main mechanism of protection, not license tricks.
Predictable memory growth and lower steady-state CPU usage on large worlds.