A Knock at the Door: Who is she? Who was she?

Dual Monitor-Arm Heavy-Duty for 17-49-inch Screens - Premium Vertical Stacked Dual Monitor Arm Desk Mount for Ultrawide Screens up to 44lbs, Fully Adjustability, VESA 75/100 mm, Black

Dual Monitor Stand Holds 4.4-22 lbs Each, Dual Monitor Mount Height up to 26.6 inch, Gas Spring Monitors Arm for 13-32 inch Computer, VESA Mount with C-clamp & Grommet Mounting, Freelift White

Vertical Dual Monitor Stand - WORLDLIFT Stacked Monitor Mount for 2 Screens up to 35" Size, 26.5 lbs Max Capacity, with Height Adjustable Extra Tall Pole, VESA 75/100mm

MOUNT PRO Vertical Dual Monitor Mount, Stacked Monitor Stand for 2 Computer Screens up to 32 inches, Fully Adjustable Gas Spring Display Desk Mount, Each Arm Holds up to 17.6lbs, VESA Mount

Dual Monitor Stand Holds 4.4-22 lbs Each, Dual Monitor Mount Height up to 26.6 inch, Gas Spring Monitors Arm for 13-32 inch Computer, VESA Mount with C-clamp & Grommet Mounting, Freelift Black

MOUNTUP Dual Monitor Stand, Vertical Monitor Mount for 2 Max 32 inch Stack Screen Monitors, Height Adjustable, Swivel, Tilt Monitor Desk Mount with C Clamp Grommet Base, MU3004

MOUNT PRO Vertical Dual Monitor Stand, Stacked Monitor Mount for 2 Monitors Up to 32 inches, Computer Monitor Arm with Swivel, Tilt, Height Adjustable, Each Monitor Desk Mount Holds up to 17.6 lbs

MOUNTUP Vertical Dual Monitor Mount Holds 4.4-17.6lbs, up to 32 Inch Stacked Monitor Mount with Gas Spring Arm with Clamp/Grommet Base Dual Monitor Stand for Desk, VESA 75x75/100x100 MU6012A