Well when they get to the stage where you can do holographic armies for living room sized wargames I will probably bail, although I suspect I can then pass on my 1/72 troops to grandchildren who will get a few hours of enjoyment out of them.
2015 will be a double whammy. It will be the 200th anniversary of Waterloo and the 150th anniversary of Appomattox in the ACW.
..such as 3-D printers, rapid proto-typing machines, and three dimensional modeling software, combined with the holigraphic technologies already mentioned;
It will finally be possible to get soldiers on demand, in either hard or soft copy, in whatever uniform, regiment, date, size and physical condition you want them in. In the case of hard copy, you can also get the posses and paint job you want too. Soft copies need not freeze these options.