Numerous teams have already made significant upgrades at positions of need.

Unfortunately, the San Francisco 49ers are not one of them.

Despite having multiple starting positions in need of an upgrade, the 49ers have made only one minor signing so far this season. By signing quarterback David Carr to backup Alex Smith, San Francisco’s lone free agent pickup thus far has come at a position that's quite low on the needs list.

In fact, quarterback wasn’t really a need at all considering the direction the 49ers are heading in, with continuity being of the utmost importance.

Now fans and analysts may argue the order of the top four biggest needs for the 49ers, but there really is no argu...

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