======================== unified (from filesystem) ========================
                                         'bitrate'  '214.047'
                                        'duration'  '240'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  'Ethnic Minority Music of Northeast Cambodia'
                                           'title'  'Midwife Song'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '16'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-asia-cambodia'
                                             'bpm'  '93.199'
                                             'key'  '1A'
                                        'acoustid'  '6717f79a-7a3d-4085-8acf-46dfc3b67634'
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Ethnic Minority Music of Northeast Cambodia'
'TBPM' (BPM (beats per minute))                     '93.199'
'TCON' (Content type, a.k.a. Genre)                 'loc-asia-cambodia'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Midwife Song'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sublime Frequencies'
'TRCK' (Track number/Position in set)               '3/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       '[unknown]'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 (beta)'
'TXXX:Acoustid Id'                                  '6717f79a-7a3d-4085-8acf-46dfc3b67634'
'TXXX:CATALOGNUMBER'                                'SF027'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'de3bd80e-a8d1-4c10-8719-129705b23991'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '125ec42a-7229-4250-afc5-e057484327fe'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.04 dB'
'TXXX:replaygain_track_peak'                        '0.463412'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6a863df0-8357-4ead-a240-a432ae2565b6')

========================== row from database ==========================
                                              'id'  479061
                                            'path'  /data/Music/Bulk/00localcharacter/Sublime Frequencies/[SF027] Various Artists - Ethnic Minority Music of Northeast Cambodia (Sublime Frequencies,2006)/03 - Track03.mp3
                                         'working'  None
                                         'bitrate'  214
                                    'duration_sec'  240
                                           'genre'  loc-asia-cambodia
                                        'filesize'  6439996
                                           'mtime'  1621627166
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Sublime Frequencies [SF027] Various Artists (Sublime Frequencies,2006) 03 Track03 loc asia cambodia
                                      'tag_artist'  [unknown]
                                     'tag_release'  Ethnic Minority Music of Northeast Cambodia
                                       'tag_title'  Midwife Song
                                             'bpm'  93.199
                                    'search_title'  'midwife':1 'song':2
                                   'search_artist'  'unknown':1,2
                                  'search_release'  'cambodia':6 'ethnic':1 'minority':2 'music':3 'northeast':5 'of':4
                                     'search_rest'  '2006':9,11 'artists':6 'asia':14 'cambodia':15 'frequencies':2,8,10 'loc':13 'sf027':3,4 'sublime':1,7 'track03':12 'various':5
                                    'search_combo'  '2006':19,21 'artists':16 'asia':24 'cambodia':10C,25 'ethnic':5C 'frequencies':12,18,20 'loc':23 'midwife':1A 'minority':6C 'music':7C 'northeast':9C 'of':8C 'sf027':13,14 'song':2A 'sublime':11,17 'track03':22 'unknown':3B,4B 'various':15
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['mysterious', 'unknown', 'all', 'mistagged artist', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621627166.1459215  (2021-05-21 21:59:26)
                             'size'  6439996