I took the last option because
(1) I might consider buying them once an official houserule book à la Unearthed Arcana comes out and helps me undo the changes I do not like (as far as I can tell by the previews, that's most of them), or if there is a comparatively easy way to scavenge the bits I do like.
(2) Because the options "not interested at this point in time" respectively "I'll (probably) buy Eberron once it comes out and ignore the rest of this edition" were not available.
(1) I might consider buying them once an official houserule book à la Unearthed Arcana comes out and helps me undo the changes I do not like (as far as I can tell by the previews, that's most of them), or if there is a comparatively easy way to scavenge the bits I do like.
(2) Because the options "not interested at this point in time" respectively "I'll (probably) buy Eberron once it comes out and ignore the rest of this edition" were not available.