Wikipedia's first sentence called it “first commercially viable upright walking assistance tool”. Today it says “commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand up”.
Found by software in Wikipedia's own edit history. Not yet read by hand. The quoted words are Wikipedia's.
Compared with the live article on 2026-08-04.
We saved snapshots of this article over twenty years; you are reading the 2025 one. Red dashes: removed from Wikipedia since.Pale dots: rewritten; the numbered note shows what it says now.Red text: written in or rewritten since the previous snapshot.1 tap a number or a side note to jump between them
The opening as it read in 2025
ReWalk is a commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand upright, walk and climb stairs. The system is powered by a backpack battery, and is controlled by a simple wrist-mounted remote which detects and enhances the user's movements. Designed in Yokneam , Israel , by Amit Goffer , the ReWalk is marketed by Lifeward Ltd., and is priced at approximately US$85,000 per unit. The device underwent clinical trials at MossRehab in suburban Philadelphia . In July 2014, ReWalk Robotics filed for an American initial public offering that could raise up to US$58 million. The company is listed on the NASDAQ stock exchange under the symbol "LFWD".
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1292970630.
The opening as it stood in 2010
ReWalk is the first commercially viable upright walking assistance tool, which enables paraplegics to stand, walk, and climb stairs. It is marketed by Argo Medical Technologies. As of June 2009, the device is undergoing clinical trial testing at Moss Rehabilitation Hospital in suburban Philadelphia . The trials will continue for approximately a year.
Red text was written in or rewritten since the previous snapshot. Their copy is revision 361925742.
The opening as it stood in 2015 4 passages from the previous snapshot no longer appear
ReWalk is a commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand upright, walk and climb stairs.The system is powered by a backpack battery, and is controlled by a simple wrist-mounted remote which detects and enhances the user's movements.Designed in Yokneam , Israel , by Amit Goffer, the ReWalk is marketed by ReWalk Robotics (originally Argo Medical Technologies), and is priced at approximately US$85,000 per unit.The device underwent clinical trials at MossRehab in suburban Philadelphia .In July 2014, ReWalk Robotics filed for an American initial public offering that could raise up to US$58 million.The company plans to list on the NASDAQ stock exchange under the symbol "RWLK"."Out of Change: Obama has to borrow coins to toss in Jerusalem wishing well during tour stop" .
Red text was written in or rewritten since the previous snapshot. Their copy is revision 662334176.
The opening as it stood in 2020 1 passage from the previous snapshot no longer appear
ReWalk is a commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand upright, walk and climb stairs. The system is powered by a backpack battery, and is controlled by a simple wrist-mounted remote which detects and enhances the user's movements. Designed in Yokneam , Israel , by Amit Goffer , the ReWalk is marketed by ReWalk Robotics Ltd (originally Argo Medical Technologies Ltd), and is priced at approximately US$85,000 per unit. The device underwent clinical trials at MossRehab in suburban Philadelphia . In July 2014, ReWalk Robotics filed for an American initial public offering that could raise up to US$58 million. The company is listed on the NASDAQ stock exchange under the symbol "RWLK".ReWalk Robotics , CrunchBase (last accessed March 9, 2017).
Red text was written in or rewritten since the previous snapshot. Their copy is revision 936731956.
The opening as it stood on October 6, 2023 1 passage from the previous snapshot no longer appear
Bionic walking assistance system ReWalk is a commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand upright, walk and climb stairs. The system is powered by a backpack battery, and is controlled by a simple wrist-mounted remote which detects and enhances the user's movements. Designed in Yokneam , Israel , by Amit Goffer , the ReWalk is marketed by ReWalk Robotics Ltd (originally Argo Medical Technologies Ltd), and is priced at approximately US$85,000 per unit. The device underwent clinical trials at MossRehab in suburban Philadelphia . In July 2014, ReWalk Robotics filed for an American initial public offering that could raise up to US$58 million. The company is listed on the NASDAQ stock exchange under the symbol "RWLK".
Red text was written in or rewritten since the previous snapshot. Their copy is revision 1178449203.
Today
Wikipedia's first sentence called it “first commercially viable upright walking assistance tool”. Today it says “commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand up”. Read the current article and compare.
2010
2015
2020
Oct '23
2025
Counts in the opening at each snapshot. Green: the word gained ground. Red: it was cut. Grey: no change.
What Wikipedia says this is
Every article opens by defining its subject. This one was redefined since 2010, and today's defining sentence is their current revision.
Then
first commercially viable upright walking assistance tool
Now
commercial bionic walking assistance system that uses powered leg attachments to enable paraplegics to stand up
Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.