======================== unified (from filesystem) ========================
                                         'bitrate'  '299.357'
                                        'duration'  '2429'
                                          'artist'  'Fela Anikulapo Kuti & Egypt 80'
                                     'text_people'  ''
                                         'release'  'Live In Detroit 1986'
                                           'title'  'Confusion Break Bones'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jazz cafe venue', 'jammin', 'nigeria', 'afrobeat', 'partygroove']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '2'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '84.000'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Live In Detroit 1986'
'TBPM' (BPM (beats per minute))                     '84.000'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TDRC' (Recording time)                             '2012'
'TIT2' (Title/songname/content description)         'Confusion Break Bones'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fela Anikulapo Kuti & Egypt 80'
'TPOS' (Part of a set)                              '2/3'
'TRCK' (Track number/Position in set)               '1/2'
'TSRC' (ISRC (international standard recording code))  'USBQU1100166'
'TXXX:DISCTOTAL'                                    '3'
'TXXX:Encoder'                                      'Lame 3.98.4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:TRACKTOTAL'                                   '2'
'TXXX:iTunes_CDDB_1'                                '0C117E02+336074+2+150+182367'
'TXXX:lastfmtags'                                   ['jazz cafe venue', 'jammin', 'nigeria', 'afrobeat', 'partygroove']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.39 dB'
'TXXX:replaygain_track_peak'                        '0.377301'

========================== row from database ==========================
                                              'id'  1253372
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Fela Anikulapo Kuti & Egypt 80 - Fela Kuti - Live In Detroit 1986  [V0] {Waffles}/2-01 Confusion Break Bones.mp3
                                         'working'  None
                                         'bitrate'  299
                                    'duration_sec'  2429
                                           'genre'  funk or soul-funk
                                        'filesize'  90917166
                                           'mtime'  1620665629
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul [V0] {Waffles} 2 01 funk or soul funk
                                      'tag_artist'  Fela Anikulapo Kuti & Egypt 80
                                     'tag_release'  Live In Detroit 1986
                                       'tag_title'  Confusion Break Bones
                                             'bpm'  84.0
                                    'search_title'  'bones':3 'break':2 'confusion':1
                                   'search_artist'  '80':5 'anikulapo':2 'egypt':4 'fela':1 'kuti':3
                                  'search_release'  '1986':4 'detroit':3 'in':2 'live':1
                                     'search_rest'  '2':7 'funk':2 'or':8 'soul':3 'swing':1 'v0':4,5 'waffles':6
                                    'search_combo'  '1986':12C '2':19 '80':8B 'anikulapo':5B 'bones':3A 'break':2A 'confusion':1A 'detroit':11C 'egypt':7B 'fela':4B 'funk':14 'in':10C 'kuti':6B 'live':9C 'or':20 'soul':15 'swing':13 'v0':16,17 'waffles':18
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['jazz cafe venue', 'jammin', 'nigeria', 'afrobeat', 'partygroove']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665629.2591362  (2021-05-10 18:53:49)
                             'size'  90917166