======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '353'
                                          'artist'  'The Cat Empire'
                                     'text_people'  ''
                                         'release'  'Tapes, Breaks and Out-Takes'
                                           'title'  'The Lost Song'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['australian', 'jazz', 'ska', 'alternative', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '8'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska'
                                             'bpm'  '81'
                                             'key'  '7A'
                                        'acoustid'  'eee66a2d-77c8-407e-979e-418a63d32b8c'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tapes, Breaks and Out-Takes'
'TBPM' (BPM (beats per minute))                     '81'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-ska'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'The Lost Song'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cat Empire'
'TPE2' (Band/orchestra/accompaniment)               'The Cat Empire'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/8'
'TSO2'                                              'Cat Empire, The'
'TSOP' (Performer sort order)                       'Cat Empire, The'
'TXXX:Acoustid Id'                                  'eee66a2d-77c8-407e-979e-418a63d32b8c'
'TXXX:Artists'                                      'The Cat Empire'
'TXXX:MusicBrainz Album Artist Id'                  'a530492f-8806-4bd7-9c14-80c237eb92fe'
'TXXX:MusicBrainz Album Id'                         'a431daae-9479-4c95-a1bf-d4a0713321a0'
'TXXX:MusicBrainz Album Release Country'            'AU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/live'
'TXXX:MusicBrainz Artist Id'                        'a530492f-8806-4bd7-9c14-80c237eb92fe'
'TXXX:MusicBrainz Release Group Id'                 'f1155043-b631-356e-880f-4fba002ef434'
'TXXX:MusicBrainz Release Track Id'                 '2e148e52-5d4c-3547-8ed0-91cb1abba850'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['australian', 'jazz', 'ska', 'alternative', 'funk']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'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'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.643872'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'3b514d24-f915-416d-a59a-aeb5bea4af8f')

========================== row from database ==========================
                                              'id'  1252337
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/The Cat Empire/Cat Empire/MBZ;#The Cat Empire;#Tapes, Breaks and Out-takes;#04;#The Lost Song.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  353
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska
                                        'filesize'  5723344
                                           'mtime'  1620520492
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country MBZ;#The Empire;#Tapes, takes;#04;#The loc style reggae or dub or ska or dancehall ska
                                      'tag_artist'  The Cat Empire
                                     'tag_release'  Tapes, Breaks and Out-Takes
                                       'tag_title'  The Lost Song
                                             'bpm'  81.0
                                    'search_title'  'lost':2 'song':3 'the':1
                                   'search_artist'  'cat':2 'empire':3 'the':1
                                  'search_release'  'and':4 'breaks':3 'out':5 'outtakes':7 'takes':6 'tapes':1,2
                                     'search_rest'  '04':14,17 'country':4 'dancehall':25 'dub':23 'empire':9,11 'exotica':2 'jazz':1 'loc':19 'mbz':5,7 'oldies':3 'or':22 'reggae':21 'ska':24 'style':20 'takes':13,16 'tapes':10,12 'the':6,8,15,18
                                    'search_combo'  '04':27,30 'and':10C 'breaks':9C 'cat':5B 'country':17 'dancehall':38 'dub':36 'empire':6B,22,24 'exotica':15 'jazz':14 'loc':32 'lost':2A 'mbz':18,20 'oldies':16 'or':35 'out':11C 'outtakes':13C 'reggae':34 'ska':37 'song':3A 'style':33 'takes':12C,26,29 'tapes':7C,8C,23,25 'the':1A,4B,19,21,28,31
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['australian', 'jazz', 'ska', 'alternative', 'funk']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620520492.2920399  (2021-05-09 02:34:52)
                             'size'  5723344