First, Riot reduced the price on wards.
After that they set a cap on how many wards you could place whilst giving you a free ward.
After that they removed the sightward from shop and gave you ANOTHER ward to place.
After that they reduced the price on pinkwards.
if you are still saying, or even implying in any way that its the supports job to ward the map.
uninstall this game right here, right now- and go play call of duty