Music and font credits

Birthday piano variations: a new arrangement of the traditional Happy Birthday melody, authored for this website (72 BPM, theme and broken-chord variation). No existing performer recording is claimed.
Game music: original synthesized arrangement authored for this website, 108 BPM.

Piano samples: FluidR3 General MIDI soundfont, by Frank Wen and other FluidR3 contributors; Creative Commons Attribution 3.0. Pre-rendered MP3 samples from gleitz / midi-js-soundfonts. The subset is redistributed locally in piano.json; the website never fetches from GitHub at runtime.
https://github.com/gleitz/midi-js-soundfonts
https://creativecommons.org/licenses/by/3.0/

Backup recording: Happy Birthday Piano Music, Alexander Blu, Orange Free Sounds, 2018-11-18. CC BY-NC 4.0. Used as a local backup for this personal, non-commercial birthday gift; playback is slowed to 85 percent.
https://orangefreesounds.com/happy-birthday-piano-music/
https://creativecommons.org/licenses/by-nc/4.0/

Manrope: Mikhail Sharanda and contributors. SIL Open Font License 1.1. Locally hosted.
Noto Sans SC: Noto Project authors. SIL Open Font License 1.1. Subset supplied by Google Fonts and hosted locally.

The Chinese quote is the exact wording supplied by the user, attributed on the page to 《任我行》.

Opening ambience and SFX: original synthesized pads, reversed clock-like chimes, air, ignition, wind and paper effects authored for this website. No downloaded voice recording or external speech service is used.

Great Vibes: TypeSETit / Robert E. Leuschke. SIL Open Font License 1.1. Locally hosted; license in great-vibes-license.txt.

Refined SFX: locally synthesized moving-formant chant vowels, chirping birds, sparkler crackles, a soft fireworks pop with an airy bell tail, and a short cartoon chirp for the tipping f. No extracted game audio or remote speech service.


Nine album covers in the birthday frame
Original album artwork; respective artists, labels and rights holders.
Local copies sourced from the Apple Music / iTunes catalog:
H3M — https://music.apple.com/hk/album/h3m/1443774258?uo=4
Shall We Dance? Shall We Talk! — https://music.apple.com/hk/album/shall-we-dance-shall-we-talk/542593700?uo=4
Life Continues — https://music.apple.com/hk/album/life-continues/1442912707?uo=4
U 87 — https://music.apple.com/hk/album/u-87/1443374875?uo=4
龍舌蘭 centre cover — user-supplied artwork (2026-10-30).
The Key — https://music.apple.com/hk/album/the-key/1386714588?uo=4
Time Flies 2010 - EP — https://music.apple.com/hk/album/time-flies-2010-ep/1443717418?uo=4
Stranger Under My Skin — https://music.apple.com/hk/album/stranger-under-my-skin/1443711302?uo=4
What's Going On...? — https://music.apple.com/hk/album/whats-going-on/1443345687?uo=4
Song destinations: NetEase Cloud Music original studio recordings, verified against the catalog on 2026-10-30. The site does not host or stream these recordings.