note a design flaw that i should fix somehow

svn:r11889

src/or/directory.c

@@ -315,6 +315,8 @@ directory_get_from_dirserver(uint8_t dir_purpose, uint8_t router_purpose,
   if (!get_via_tor) {
     if (options->UseBridges && type != BRIDGE_AUTHORITY) {
       /* want to ask a running bridge for which we have a descriptor. */
+      /* XXX020 we assume that all of our bridges can answer any
+       * possible directory question. This won't be true forever. -RD */
       routerinfo_t *ri = choose_random_entry(NULL);
       if (ri) {
         directory_initiate_command(ri->address, ri->addr,