I disagree with the premise that Google is only good at making product's that its own hackers use (See aston's points below). Nevertheless, even if we assume t

I disagree with the premise that Google is only good at making product's that its own hackers use (See aston's points below). Nevertheless, even if we assume that this is true, many of Google's employees, including tech leads, produt managers, VPs, do give slide presentations. These employees have huge influence on the products and thus its very likely that Google "Presenations" will be more like Gmail than Google Video.