======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '129'
                                          'artist'  'Moby'
                                     'text_people'  'Moby'
                                         'release'  'Play'
                                           'title'  'Guitar Flute & String'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronica', 'alternative', 'electronic', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic', 'breakbeat', 'leftfield', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '18'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '143'
                                             'key'  '4A'
                                        'acoustid'  '5a377bd5-5088-4a52-8567-d08c3f0a1b79'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Play'
'TBPM' (BPM (beats per minute))                     '143'
'TCOM' (Composer)                                   'Moby'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1999-05-17'
'TIT2' (Title/songname/content description)         'Guitar Flute & String'
'TKEY' (Initial key)                                '4A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Moby'
'TPE2' (Band/orchestra/accompaniment)               'Moby'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mute'
'TRCK' (Track number/Position in set)               '16/18'
'TSO2'                                              'Moby'
'TSOP' (Performer sort order)                       'Moby'
'TSRC' (ISRC (international standard recording code))  'GBAJH9900049'
'TXXX:ASIN'                                         'B00000JCXD'
'TXXX:Acoustid Id'                                  '5a377bd5-5088-4a52-8567-d08c3f0a1b79'
'TXXX:Artists'                                      'Moby'
'TXXX:BARCODE'                                      '5016025611720'
'TXXX:CATALOGNUMBER'                                'CDSTUMM172'
'TXXX:MusicBrainz Album Artist Id'                  '8970d868-0723-483b-a75b-51088913d3d4'
'TXXX:MusicBrainz Album Id'                         '025d4f1a-2e0a-3e0e-9808-f91f77340cf4'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8970d868-0723-483b-a75b-51088913d3d4'
'TXXX:MusicBrainz Release Group Id'                 '7f6a4e72-9fee-39db-8817-63425f97a0f5'
'TXXX:MusicBrainz Release Track Id'                 'd36407ec-5f6a-35ec-bb21-6bfadee7962a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'breakbeat', 'leftfield', 'downtempo']
'TXXX:lastfmtags'                                   ['electronica', 'alternative', 'electronic', 'chillout', 'ambient']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.582941'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'92be83aa-a5f1-46d8-8b4b-66abdef72784')

========================== row from database ==========================
                                              'id'  1328072
                                            'path'  /data/Music/Bulk/00poprockelectronic/Moby/Play/Moby - Guitar Flute & String - 16.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  129
                                           'genre'  electronic
                                        'filesize'  3173473
                                           'mtime'  1636914185
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 16 electronic
                                      'tag_artist'  Moby
                                     'tag_release'  Play
                                       'tag_title'  Guitar Flute & String
                                             'bpm'  143.0
                                    'search_title'  'flute':2 'guitar':1 'string':3
                                   'search_artist'  'moby':1
                                  'search_release'  'play':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':2
                                    'search_combo'  '00poprockelectronic':6 'electronic':7 'flute':2A 'guitar':1A 'moby':4B 'play':5C 'string':3A
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'alternative', 'electronic', 'chillout', 'ambient']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic', 'breakbeat', 'leftfield', 'downtempo']

============================== file details ==============================
                                           'mtime'  1636914184.7698684  (2021-11-14 19:23:04)
                             'size'  3173473