Really the only reasons to use { -brand-name-ie } are for developers to test what their sites look like on an older browser or if a company has business-critical apps that only work with the { -brand-name-ie } browser.
Realmente le sol rationes pro usar { -brand-name-ie } es, pro disveloppatores qui test como lor sitos pare sur un vetere navigator o si un compania ha applicationes critic pro su negotios, que functiona solo con le navigator { -brand-name-ie }.