After a hard reset (laptop locked up when I tried to suspend it), my external
monitors are no longer detected. I've seen this happen 3 times in as many weeks
(on several recent versions of TW), and the only solution I've found is
reinstalling TW.

> sudo hwinfo --monitor
45: None 00.0: 10002 LCD Monitor                                
  [Created at monitor.125]
  Unique ID: rdCR.iVNqLoWlvi7
  Parent ID: _Znp.TcrQYGYoBS2
  Hardware Class: monitor
  Model: "BOE CQ LCD Monitor"
  Vendor: BOE "BOE CQ"
  Device: eisa 0x0a7d 
  Serial ID: "0"
  Resolution: 1920x1200@60Hz
  Size: 345x215 mm
  Year of Manufacture: 2021
  Week of Manufacture: 27
  Detailed Timings #0:
     Resolution: 1920x1200
     Horizontal: 1920 1968 2000 2140 (+48 +80 +220) -hsync
       Vertical: 1200 1203 1209 1260 (+3 +9 +60) +vsync
    Frequencies: 161.79 MHz, 75.60 kHz, 60.00 Hz
  Driver Info #0:
    Max. Resolution: 1920x1200
    Vert. Sync Range: 40-60 Hz
    Hor. Sync Range: 76-76 kHz
    Bandwidth: 161 MHz
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #39 (VGA compatible controller)