There is continuing widespread, rampant, epidemic, pandemic, titanic-like misunderstanding about the actual influence of a one or two or even-as-much-as three count 'em! centimeters of top tube length on how far you have to lean over and reach to grab the handlebar. Unlearned bicycle rookies and supposedly learned Hall of Famers alike misunderstand it, because it's easy to. But thanks mainly to the George Retseck's fine illustrations (see the links below), all who read this will be crystal clear about it forever.