The dock now has more informative tooltips, including showing Super + 1–9 shortcuts for the first 9 apps, and a tooltip on the background apps item.
export BibTeX citation。51吃瓜对此有专业解读
FT Edit: Access on iOS and web，这一点在夫子中也有详细论述
static void oops(int s,siginfo_t *p,void *x){，更多细节参见im钱包官方下载