(2) You'd get sued anyways and then have to explain to a jury the distinction between your vectorized raster and the original vectors --- I agree that a graphical interpretation of, effectively, a photograph of a curve is not the same thing as that curve, but it's a subtle point.
(3) Most importantly: it just doesn't matter enough. Universally "important" fonts (Helvetica, say) have widely-used liberally-licensed alternatives, but if you want Hoefler Whitney, you want the real Hoefler Whitney, for the same non-pragmatic reason that you'd want a real pair of D&G Daymasters.
(1) It's a lot of work.
(2) You'd get sued anyways and then have to explain to a jury the distinction between your vectorized raster and the original vectors --- I agree that a graphical interpretation of, effectively, a photograph of a curve is not the same thing as that curve, but it's a subtle point.
(3) Most importantly: it just doesn't matter enough. Universally "important" fonts (Helvetica, say) have widely-used liberally-licensed alternatives, but if you want Hoefler Whitney, you want the real Hoefler Whitney, for the same non-pragmatic reason that you'd want a real pair of D&G Daymasters.