If you live in Indonesia, you will find a doodle in Google search engine today. This doodle told us about Daeng Soetigna. He was born in 1908 and lives in Indonesia in the age of Netherland colonialism, and was known as a teacher who modify angklung (a music instrument) from a pentatonic instrument to a diatonic instrument. This modification brings angklung to play more kinds of music (including international music), not only traditional Java or Sunda music. This modified instrument also help Daeng Soetigna to teach music in schools, churches, and other clubs or organizations. For your information, the music instruments were very expensive at that time, including the most popular music instruments like mandolin and violin. To honor Daeng Soetigna, people call this diatonic angklung as Padaeng Angklung. Beside teaching, Daeng Soetigna also known as a composer who composed a lot of music arrangement during his life. The president of Indonesian Republic even gave him a great official national honor of culture and art, Satya Lencana Kebudayaan.