Google has just launched a new service, currently a beta release: Google Finance.
On the plus side is the ability to see - at no charge- the stock rates directly online; there is a shift of a few minutes with competing services (the on line version being subjected to contribution).
The more astute among us will thus be able to see on line the impacts of the announcements of Steve Jobs at the time of the MWSF shares in Apple.
[translation by crispin]