The alternative is just adding the .tga file to your custom folder, but if you do that only you'll be able to see the texture - nobody else will have the texture, so they logically won't be able to see it. Read more on this here.
"Call yourself alive? I promise you you'll be deafened by dust falling on the furniture,
you'll feel your eyebrows turning to two gashes, and your shoulder blades will ache for want of wings."