removing the tv, or any, tier:
How To Remove Entire Tiers/Categories - This is fairly easy, so I'll keep it short. You need the xmb_plugin_normal.rco and the xmb_ingame.rco. Grab each from your dev_blind.
Then, extract with rco mage. After that, go into the main xml file, and delete the tiers you don't want from Object Tree/Page name/XMenu name/XMList name. After that's done, scroll to XMenu - menus: "0xa." Now, change that to reflect how many tiers you want. "0xa" = 10; "0x5" = 5. It's that simple.
Delete this:
<XMList name="list_tv" xmlistUnk1="0x0" xmlistImage="nothing" xmlistText="nothing"></XMList>
And change something here:
</XMenu>
</Page>
<Page name="page_xmb_indicator" pageMode="0x1101" pageOnInit="nothing" pageOnCancel="nothing" pageOnContext="nothing" pageOnActivate="nothing">
<Plane name="indicator" positionX="0" positionY="0" positionZ="0" colorScaleR="0" colorScaleG="0" colorScaleB="0" colorScaleA="0" sizeX="0" sizeY="0" sizeZ="0" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x0" onInit="nothing" positionOverrideX="0x0" positionOverrideY="0x0" positionOverrideZ="0x0" sizeOverrideX="0x0" sizeOverrideY="0x0" sizeOverrideZ="0x0" planeImage="nothing" planeResizeMode="0x0">
<Plane name="indi_base" positionX="0" positionY="-74" positionZ="0" colorScaleR="1" colorScaleG="1" colorScaleB="1" colorScaleA="1" sizeX="560" sizeY="82" sizeZ="0" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x1200" onInit="nothing" positionOverrideX="0xc000000" positionOverrideY="0xd000500" positionOverrideZ="0x0" sizeOverrideX="0x700" sizeOverrideY="0x700" sizeOverrideZ="0x0" planeImage="image:tex_blank" planeResizeMode="0x3"></Plane>
<Plane name="indi_adjust" positionX="-26" positionY="0" positionZ="0" colorScaleR="0" colorScaleG="0" colorScaleB="0" colorScaleA="0" sizeX="0" sizeY="0" sizeZ="0" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x0" onInit="nothing" positionOverrideX="0x90020700" positionOverrideY="0x91020700" positionOverrideZ="0x0" sizeOverrideX="0x0" sizeOverrideY="0x0" sizeOverrideZ="0x0" planeImage="nothing" planeResizeMode="0x0">
<Text name="clock" positionX="0" positionY="-12" positionZ="0" colorScaleR="1" colorScaleG="1" colorScaleB="1" colorScaleA="1" sizeX="0" sizeY="0" sizeZ="1" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x3200" onInit="nothing" positionOverrideX="0x700" positionOverrideY="0x700" positionOverrideZ="0x0" sizeOverrideX="0x0" sizeOverrideY="0x0" sizeOverrideZ="0x0" textMessage="nothing" textFontStyle="nothing" textFontMode="0x1000002" textUnk29="0x1" textFontSizeY="10" textTopColorScaleR="1" textTopColorScaleG="1" textTopColorScaleB="1" textBottomColorScaleR="1" textBottomColorScaleG="1" textBottomColorScaleB="1" textLineSpacing="0" textUnk37="0x0" textUnk38="0x0" textUnk39="0x0" textCharacterSpacing="0" textShadowOffsetX="4" textShadowOffsetY="-5" textShadowOffsetZ="0" textShadowColorScaleR="0.25" textShadowColorScaleG="0.25" textShadowColorScaleB="0.25" textShadowColorScaleA="1" textUnk48="0x0" textUnk49="0x0" textUnk50="0x0" textUnkFloat51="1" textUnkFloat52="1" textUnkFloat53="1" textUnkFloat54="1" textResizeMode="0xffffffff" textOverrideUnk56="0x13000000" textOverrideUnk57="0x3000000" textOverrideUnk58="0x0"></Text>
<Plane name="message" positionX="-244" positionY="0" positionZ="0" colorScaleR="1" colorScaleG="1" colorScaleB="1" colorScaleA="1" sizeX="32" sizeY="32" sizeZ="0" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x0" onInit="nothing" positionOverrideX="0x700" positionOverrideY="0x700" positionOverrideZ="0x0" sizeOverrideX="0x700" sizeOverrideY="0x700" sizeOverrideZ="0x0" planeImage="image:tex_indi_message" planeResizeMode="0x0"></Plane>
<Plane name="chat" positionX="-274" positionY="0" positionZ="0" colorScaleR="1" colorScaleG="1" colorScaleB="1" colorScaleA="1" sizeX="32" sizeY="32" sizeZ="0" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x0" onInit="nothing" positionOverrideX="0x700" positionOverrideY="0x700" positionOverrideZ="0x0" sizeOverrideX="0x700" sizeOverrideY="0x700" sizeOverrideZ="0x0" planeImage="image:tex_indi_chat" planeResizeMode="0x0"></Plane>
<Plane name="online" positionX="-342" positionY="0" positionZ="0" colorScaleR="1" colorScaleG="1" colorScaleB="1" colorScaleA="1" sizeX="32" sizeY="32" sizeZ="0" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x0" onInit="nothing" positionOverrideX="0x700" positionOverrideY="0x700" positionOverrideZ="0x0" sizeOverrideX="0x700" sizeOverrideY="0x700" sizeOverrideZ="0x0" planeImage="image:tex_indi_online" planeResizeMode="0x0">
<Text name="online_num" positionX="14" positionY="2" positionZ="0" colorScaleR="1" colorScaleG="1" colorScaleB="1" colorScaleA="1" sizeX="0" sizeY="0" sizeZ="1" sizeScaleX="1" sizeScaleY="1" sizeScaleZ="1" anchorMode="0x3100" onInit="nothing" positionOverrideX="0x700" positionOverrideY="0x700" positionOverrideZ="0x0" sizeOverrideX="0x0" sizeOverrideY="0x0" sizeOverrideZ="0x0" textMessage="nothing" textFontStyle="nothing" textFontMode="0x1000001" textUnk29="0x1" textFontSizeY="10" textTopColorScaleR="1" textTopColorScaleG="1" textTopColorScaleB="1" textBottomColorScaleR="1" textBottomColorScaleG="1" textBottomColorScaleB="1" textLineSpacing="0" textUnk37="0x0" textUnk38="0x0" textUnk39="0x0" textCharacterSpacing="0" textShadowOffsetX="4" textShadowOffsetY="-5" textShadowOffsetZ="0" textShadowColorScaleR="0.25" textShadowColorScaleG="0.25" textShadowColorScaleB="0.25" textShadowColorScaleA="1" textUnk48="0x0" textUnk49="0x0" textUnk50="0x0" textUnkFloat51="1" textUnkFloat52="1" textUnkFloat53="1" textUnkFloat54="1" textResizeMode="0xffffffff" textOverrideUnk56="0x16000000" textOverrideUnk57="0x3000000" textOverrideUnk58="0x0"></Text>
</Plane>