I'm sorry but I don;t understand why you are posting this? This is a personal correspondence between you and Google and I'm not sure why it needs to be made public. Do you also post every other conversation you have with every other entity?
where no one can actually see the horrible performance which would be immediately noticeable in any environment with UI interaction... think falling trees in a forest...
its not that uncommon to find VS solution files consisting of 100+ projects, especially in finance. The most I've worked on was 132 projects in a single solution (roughly a third were test projects). It was slow and sluggish at times but still workable nevertheless...