======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '150'
                                          'artist'  'The Techniques'
                                     'text_people'  ''
                                         'release'  'Trojan Ska Box Set'
                                           'title'  "I'm So in Love With You"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['jamaican', 'reggae', 'dub', 'ska', 'rocksteady']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '17'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '118'
                                             'key'  '9B'
                                        'acoustid'  '2f4b6e94-2e90-4e94-b8e6-f098105e2e16'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000311B 000001C2 0001AC95'
'COMM:iTunNORM:eng'                                 (' 0000311B 000001C2 0001AC95 0000ABA7 0001DF14 0001FFBC 00007B66 00007B66 '
 '00014EB1 00014EB1')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007F8 0000000000657078 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'D40AE511+209340+17+150+13996+25753+37502+49321+64532+76450+87405+98711+110271+120249+130475+141233+153064+166643+180691+194808'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '8'
'TALB' (Album/Movie/Show title)                     'Trojan Ska Box Set'
'TBPM' (BPM (beats per minute))                     '118'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'iTunes v6.0.1.3'
'TIT2' (Title/songname/content description)         "I'm So in Love With You"
'TKEY' (Initial key)                                '9B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Techniques'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/3'
'TPUB' (Publisher)                                  'Trojan Records'
'TRCK' (Track number/Position in set)               '8/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Techniques, The'
'TXXX:ASIN'                                         'B00000IBBB'
'TXXX:Acoustid Id'                                  '2f4b6e94-2e90-4e94-b8e6-f098105e2e16'
'TXXX:Artists'                                      'The Techniques'
'TXXX:BARCODE'                                      '766126100139'
'TXXX:CATALOGNUMBER'                                'TRBCD 001'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'e8c07522-e1cb-3477-af1a-b3680fbcc9fa'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '35257cd8-fa65-4e25-9984-7ecf3907c102'
'TXXX:MusicBrainz Release Group Id'                 '227d2ea9-a75f-38a5-85ce-81ba27c76ca0'
'TXXX:MusicBrainz Release Track Id'                 'c5b9143a-45c4-3a2e-9fb1-4e62a84ad4bf'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['jamaican', 'reggae', 'dub', 'ska', 'rocksteady']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.79 dB'
'TXXX:replaygain_track_peak'                        '0.291459'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'70a051df-732b-43b3-b7dc-dec2e23bffd0')

========================== row from database ==========================
                                              'id'  1505176
                                            'path'  /data/Music/Bulk/00localcharacter/Trojan Ska/2-08 I_m So In Love With You.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  150
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3072459
                                           'mtime'  1620523756
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 2 08 I_m In loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  The Techniques
                                     'tag_release'  Trojan Ska Box Set
                                       'tag_title'  I'm So in Love With You
                                             'bpm'  118.0
                                    'search_title'  'i':1 'im':3 'in':5 'love':6 'm':2 'so':4 'with':7 'you':8
                                   'search_artist'  'techniques':2 'the':1
                                  'search_release'  'box':3 'set':4 'ska':2 'trojan':1
                                     'search_rest'  '2':1 'and':13 'dancehall':11 'dub':9 'i':2 'in':4 'loc':5 'm':3 'or':8 'reggae':7 'roots':12 'ska':10 'style':6
                                    'search_combo'  '2':15 'and':27 'box':13C 'dancehall':25 'dub':23 'i':1A,16 'im':3A 'in':5A,18 'loc':19 'love':6A 'm':2A,17 'or':22 'reggae':21 'roots':26 'set':14C 'ska':12C,24 'so':4A 'style':20 'techniques':10B 'the':9B 'trojan':11C 'with':7A 'you':8A
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jamaican', 'reggae', 'dub', 'ska', 'rocksteady']
                                        'tag_date'  1998
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620523755.5746512  (2021-05-09 03:29:15)
                             'size'  3072459