X
Trending
Apple Vision Pro review: Fascinating, flawed, and needs to fix 5 things
I've tried the top XR headsets. Here's the one most people should buy
ChatGPT vs. ChatGPT Plus: Is the subscription fee worth it?
Have 10 hours? IBM will train you in AI fundamentals - for free
How to upgrade Windows Home edition to Pro
7 useful things to do with your Flipper Zero
The Apple Watch to buy this year
Meta's $299 Ray-Ban smart glasses may be the most useful gadget I've tested all year
iPhone 15 Pro review: Who this upgrade will wow
Samsung Galaxy S23 Ultra review: One of the best smartphones of the year
Sonos Era 300 review: Close to a perfect smart speaker
Do you need antivirus on Linux?
Best laptops
Best VPNs
Best TVs
Best Headphones
Best robot vacuums
ZDNET Recommends
Tech
Gaming
Headphones
Laptops
Mobile Accessories
Networking
PCs
Printers
Smartphones
Smart Watches
Speakers
Streaming Devices
Streaming Services
Tablets
TVs
Wearables
Kitchen & Household
Office Furniture
Office Hardware & Appliances
Smart Home
Smart Lighting
Yard & Outdoors
Innovation
Artificial Intelligence
AR + VR
Cloud
Digital Transformation
Energy
Robotics
Sustainability
Transportation
Work Life
Accelerate your tech game
Paid Content
How the New Space Race Will Drive Innovation
How the metaverse will change the future of work and society
Managing the Multicloud
The Future of the Internet
The New Rules of Work
The Tech Trends to Watch in 2023
Business
See all Business
Amazon
Apple
Developer
E-Commerce
Edge Computing
Enterprise Software
Executive
Google
Microsoft
Professional Development
Social Media
SMB
Windows
Digital transformation: Trends and insights for success
Software development: Emerging trends and changing roles
Security
See all Security
Cyber Threats
Password Manager
Ransomware
VPN
Cybersecurity: Let's get tactical
Securing the Cloud
Advice
Deals
How-to
Product Comparisons
Product Spotlights
Reviews
Buying Guides
See all Buying Guides
Best all-in-one computers
Best budget TVs
Best gaming CPUs
Best gaming laptops
Best gaming PCs
Best headphones
Best iPads
Best iPhones
Best laptops
Best large tablets
Best OLED TVs
Best robot vacuum mops
Best rugged tablets
Best Samsung phones
Best smart rings
Best smartphones
Best smartwatches
Best speakers
Best tablets
Best travel VPNs
Best TVs
Best VPNs
Best Coupons
tomorrow
belongs to those who embrace it
today
Asia
Australia
Europe
India
United Kingdom
United States
ZDNET France
ZDNET Germany
ZDNET Korea
ZDNET Japan
Go
Most Popular
See all Topics
Finance
Education
Health
Special Features
ZDNET In Depth
ZDNET Recommends
Newsletters
Videos
Editorial Guidelines
Trending
Apple Vision Pro review: Fascinating, flawed, and needs to fix 5 things
I've tried the top XR headsets. Here's the one most people should buy
ChatGPT vs. ChatGPT Plus: Is the subscription fee worth it?
Have 10 hours? IBM will train you in AI fundamentals - for free
How to upgrade Windows Home edition to Pro
7 useful things to do with your Flipper Zero
The Apple Watch to buy this year
Meta's $299 Ray-Ban smart glasses may be the most useful gadget I've tested all year
iPhone 15 Pro review: Who this upgrade will wow
Samsung Galaxy S23 Ultra review: One of the best smartphones of the year
Sonos Era 300 review: Close to a perfect smart speaker
Do you need antivirus on Linux?
Best laptops
Best VPNs
Best TVs
Best Headphones
Best robot vacuums
ZDNET Recommends
Tech
Gaming
Headphones
Laptops
Mobile Accessories
Networking
PCs
Printers
Smartphones
Smart Watches
Speakers
Streaming Devices
Streaming Services
Tablets
TVs
Wearables
Kitchen & Household
Office Furniture
Office Hardware & Appliances
Smart Home
Smart Lighting
Yard & Outdoors
Innovation
Artificial Intelligence
AR + VR
Cloud
Digital Transformation
Energy
Robotics
Sustainability
Transportation
Work Life
Accelerate your tech game
Paid Content
How the New Space Race Will Drive Innovation
How the metaverse will change the future of work and society
Managing the Multicloud
The Future of the Internet
The New Rules of Work
The Tech Trends to Watch in 2023
Business
See all Business
Amazon
Apple
Developer
E-Commerce
Edge Computing
Enterprise Software
Executive
Google
Microsoft
Professional Development
Social Media
SMB
Windows
Digital transformation: Trends and insights for success
Software development: Emerging trends and changing roles
Security
See all Security
Cyber Threats
Password Manager
Ransomware
VPN
Cybersecurity: Let's get tactical
Securing the Cloud
Advice
Deals
How-to
Product Comparisons
Product Spotlights
Reviews
Buying Guides
See all Buying Guides
Best all-in-one computers
Best budget TVs
Best gaming CPUs
Best gaming laptops
Best gaming PCs
Best headphones
Best iPads
Best iPhones
Best laptops
Best large tablets
Best OLED TVs
Best robot vacuum mops
Best rugged tablets
Best Samsung phones
Best smart rings
Best smartphones
Best smartwatches
Best speakers
Best tablets
Best travel VPNs
Best TVs
Best VPNs
Best Coupons
More
See all Topics
Finance
Education
Health
Special Features
ZDNET In Depth
ZDNET Recommends
Newsletters
Videos
Editorial Guidelines
Business
Home
Business
Executive
Short clip: Visa on handling holiday peak periods
Michael Dreyer, CIO of Visa, explains how he tests Visa's systems for dealing with high volume times, and how high those peaks can really go.
Written by
ZDNet Staff,
Contributor
Oct. 6, 2008 at 7:56 a.m. PT
Editorial standards
Show Comments
Log In to Comment
Community Guidelines
Related
The work laptop I recommend to most people is not made by Apple or Lenovo
7 reasons I use Copilot instead of ChatGPT
Have an old Kindle? Whatever you do, do not do this one thing
