Background Pony #4068
[@XyiloIWG](/images/77098#comment_169206)
"Developing" means "in the process of development",. which"Development" in turn has [several meanings](https://en.wiktionary.org/wiki/development#English), none of which match what you have in mind.
You probably meant unwinding, flowing, waving, or something similar. There's [flowing mane](/tags/flowing+mane)/[hair](/tags/flowing+hair), [windswept mane](/tags/windswept+mane)/[hair](/tags/windswept+hair), [ethereal mane](/tags/ethereal+mane)/[hair](/tags/ethereal+hair)...
"Developing" means "in the process of development"
You probably meant unwinding, flowing, waving, or something similar. There's [flowing mane](/tags/flowing+mane)/[hair](/tags/flowing+hair), [windswept mane](/tags/windswept+mane)/[hair](/tags/windswept+hair), [ethereal mane](/tags/ethereal+mane)/[hair](/tags/ethereal+hair)...