I think he's saying that it makes scraping harder.
But today JS frameworks like jQuery give us the means to do anything we want javascript-related, in any browser that half-supports javascript. By deprecating IE7 they're just saying they're going to drop all of the extra hacks they had to use to keep IE7 working.
A lot of what newer browsers give us is just better rendering. You can replace a mess of tables and nested divs with things like border-radius, which means less client-side html to wade through.
But today JS frameworks like jQuery give us the means to do anything we want javascript-related, in any browser that half-supports javascript. By deprecating IE7 they're just saying they're going to drop all of the extra hacks they had to use to keep IE7 working.
A lot of what newer browsers give us is just better rendering. You can replace a mess of tables and nested divs with things like border-radius, which means less client-side html to wade through.