In-depth about point 2.
peppy wrote:
BMS is non-arguable. If you think it shouldn't be a source you need to do more research. It is literally *the primary reason* a source field should exist. It is the only way to define a large collection of songs which are not released or available anywhere else apart from BMS.
Can't say you are the right one here.
BMS is a
file format created by Urao Yane in 1998 specifically for the emulator BM98, which is an emulator of the game Beatmania by KONAMI. After the format has been introduced, it becomes a standard file format used for emulators of the same sort that simulates Beatmania, and afterwards Beatmania IIDX, with the BME file format. While BMS is established as a file format for the Beatmania, and the Beatmania IIDX series, there has never been a official distribution platform for such songs using the file format, but they are posted on forums and other links.
Let’s go back to the definition of source. With regards to the
metadata page of the osu! wiki, the source refers to the
origin of the song. BMS has been defined clearly as a file format, not an origin. Artists don’t create songs
because of BMS, they create songs and
distribute it using such file format. While it may be the only way to define songs which are not released or available anywhere else apart from BMS, it doesn’t mean that BMS is a distribution platform for the songs, thus should not be used in the source. Very usually, these songs come from community-based platforms as distribution, or events that specifically uses these kind of file formats. In these cases, the event it came from, or the official platform should always be used, rather than BMS. In the case where the official platform the song is released is unclear, the source should be left empty instead.
Let’s say BMS are implemented into the rule as allowable source in the ranking criteria. Should that be derived a file format can be used as a source? Say for example, an artist that uses osu!’s keysound combined with the song to create a map, that the source can be OSU (the file format)? Similarly, a song composed for the .ksh file format with the combined FX effect (made for the SOUND VOLTEX emulator K-SHOOT MANIA and later adapted to multiple emulators like Unnamed SDVX Clone) can use KSH as source? It doesn’t make any sense in the sense that source should be the
origin of the song.
You should consider this first before saying that this is non-arguable. May you need to provide the reason why you consider that BMS is an origin of a song that it can be implemented into the source field, and why a file format of the sort is justified as an origin of the song.
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As for other points,
Point 0 makes sense. If songs are released before osu! licenses it, osu! should not be the source of the song.
Point 1 about the platforms, unless the song is composed specifically aimed for the platform to use, say, YouTube decides that a certain song would be composed as its “theme song”, it should not be used as a source. While the likes of YouTube and Soundcloud are an easy access for artists to release a song, having multiple platforms that releases the song would just confuse as to which source comes first. To prevent ambiguity, using websites as the source should be avoided.
No comment about point 3. Should be very obvious why albums are not sources, as they are not the origin of the song.
Point 4, I agree. If the song is composed specifically for osu!, the source should be osu!, since the song originates from osu!.