tag:blogger.com,1999:blog-37936507.post5278354925318195826..comments2023-08-08T10:25:47.529+01:00Comments on McCabism: Can the speed of light vary?Gordon McCabehttp://www.blogger.com/profile/09151162643523937086noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-37936507.post-18725336778280099202009-08-26T21:30:05.054+01:002009-08-26T21:30:05.054+01:00Sure it can, those eco light bulds take ages to pu...Sure it can, those eco light bulds take ages to pump out enough light.<br /><br />Mind you I think the LED ones have a future.Seanhttps://www.blogger.com/profile/04362169593902131947noreply@blogger.com