It's not about "keeping it private". It's just that I'm doing it (well, "thinking of it" would be better description) for personal amusement. Besides, I suppose that the more economically-optimistic this AU becomes, the more people would find it preposterous.
It started quite modestly, with Cold War going beyond 1989 and European countries having their forces more or less within CFE Treaty levels, then I decided that with keeping pre-CFE levels would be more fun, and now it's pure fun (Royal Navy
today with some dozen flattops like it had in 1950s? Why not? Some 40 nuclear-armed countries? Well, of course! Fulfilling Shah's dreams of Imperial Iranian Navy with 3 Invincibles and 6 Kidds? Certainly!...)