Geneva, Earth — A coalition of leading researchers has confirmed that autonomous vacuum robots continue to ignore the exact same corner of the room they ignored in 2018.
The finding comes despite three decades of unprecedented technological progress.
In that time, humanity has:
Eliminated most diseases.
Developed practical fusion energy.
Established diplomatic relations with four extraterrestrial civilizations.
Created conscious AI systems.
Reversed biological aging.
Successfully reintroduced mammoths to the Arctic.
Built permanent settlements on the Moon and Mars.
The corner remains dirty.
Researchers presented their findings at the annual International Conference on Machine Intelligence.
The audience reportedly sat in silence for several seconds.
"It's difficult to explain," admitted Professor Elena Schmidt.
"Modern domestic robots can model quantum interactions, negotiate trade agreements with alien species and provide couples therapy."
She paused.
"Then they encounter this corner and apparently decide their work here is done."
According to the study, 97.8% of households report having at least one "robot corner."
The phenomenon appears universal.
The neglected area may be located:
Behind a chair.
Next to a wall.
Under a table.
Directly visible from every angle.
No pattern has been identified.
One participant in the study reported watching his household robot clean around the same dust particle for fourteen consecutive years.
"The robot sees it," he explained.
"It approaches it."
He paused.
"It even points its sensors directly at it."
The robot then leaves.
Several witnesses described the experience as "deeply personal."
Industry leaders insist progress is being made.
The latest generation of home robots can now:
Prepare restaurant-quality meals.
Teach advanced mathematics.
Coordinate neighborhood energy grids.
Detect emotional distress.
Compose symphonies.
Independent testing suggests they remain slightly less effective at cleaning corners than a moderately motivated human with a broom.
The issue has become so culturally significant that neglected corners are now protected in several countries as historical landmarks.
One famous dust accumulation in Munich recently celebrated its 22nd anniversary.
Tourists regularly visit the site.
Children take photographs.
Local guides explain its significance.
"This corner survived six software generations," one guide told visitors.
"It belongs to all of us now."
Manufacturers remain optimistic.
Home robotics company CleanSphere released a statement promising a breakthrough solution by 2058.
This marks the company's nineteenth such promise.
At press time, one robot vacuum reportedly completed a flawless cleaning run before gently touching the problem corner, rotating in place for thirty seconds, and leaving.
Experts described the performance as "consistent with previous observations."