Tag Archives: fallbacks

Browsers People Use to Visit Your Website – And the Surprise Visitor We Got This Week

visitor-internet-browsers-ie

It's Spring 2025. You might think everyone is browsing the web with the latest version of Chrome, Safari, or Firefox these days - but that’s not always the case. In fact, we recently had a surprising visit from someone using Internet Explorer 9.0. Yep, IE 9, which was released in 2011 and officially discontinued by Microsoft years ago, is still making rare appearances on the web.

This unexpected visit inspired us to dive deeper into what browsers users

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WebP vs. JPG/PNG: Should You Use Fallback Images for Compatibility?

Optimizing images for performance is crucial. It is one of the scoring factors on Google's PageSpeed Insights, making it important for search engine optimization too. One of the biggest decisions web developers and website owners face is whether to upload images exclusively as WebP or provide JPG/PNG fallback versions for compatibility. The UltimateWB website builder makes it easy to create WebP images and include JPG/PNG fallback versions in the code with the click of a button. WebP is widely

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Posted in Ask David!, Search Engine Optimization (SEO), Website Design | Tagged , , , , , , , , , , , | Leave a comment

What are the advantages / disadvantages of replacing all the .mp4 videos on the website with .webm?

webm-vs-mp4

There are both advantages and disadvantages to consider when switching all your website's videos from .mp4 to .webm format:

Advantages:

  • Reduced File Size and Faster Loading: WebM uses codecs (VP8 or VP9) designed for efficient web streaming. This translates to smaller file sizes compared to .mp4 with similar video quality. Smaller files lead to faster loading times, improving user experience and website performance.
  • Open Format, Encoded Content: Both WebM and MP4 are technically open container formats, meaning their specifications are
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