SID file extension is for PlaySID tunes and sound effects file
Similar to SID
A01 - ARJ Multi-volume Compressed ArchiveA10 - OzWin CompuServe E-mail/Forum Access SYSOP File
A11 - AIM Graphics file
A21 - Soundweb Firmware File
A2A - APLASCII EISPACK file
A2A - IBM Voice Type Language Vocabels File
A2A - Sharp APL Workspace Export File
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