I think she interacts with several RfM regulars on facebook, but she was not happy about something here when she last posted. I don't expect her to be back anytime soon, and I too hope that all is well with her.
That is one of the best expressions I have come across in all the decades that have passed since last February. I have felt lost, lonely, depressed, isolated, frustrated, bored, scared, and a lot of other negative stuff since the world has been on lockdown.
It's kind of like those old-timey daredevils who would rig a 2" by 4" board between two buildings in New York, about 25 stories from the ground, and then walk on the 2" side of the span. The gutsier ones would do it without a balance beam. One misstep, and you are Manhattan roadkill.
That's how daily life has felt to me since the pandemic took over. A single mistake can kill you - and maybe additional loved ones, as well. It's not like we have erasers or White-Out. Errors can kill you. A simple misjudgment, and you're toast.