======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '340'
                                          'artist'  'Ephemeral Mists'
                                     'text_people'  ''
                                         'release'  'Moon Ritual'
                                           'title'  'Transcendental Visions'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['psychill', 'psybient', 'new age', 'ambient', 'downtempo', 'chill']"
                                     'discogstags'  "['electronic', 'downtempo', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '7'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-psychill'
                                             'bpm'  '128.9'
                                             'key'  '5B'
                                        'acoustid'  '79e1d11c-b154-40a6-b654-45cb861d01e4'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Moon Ritual'
'TBPM' (BPM (beats per minute))                     '128.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-psychill'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Transcendental Visions'
'TKEY' (Initial key)                                '5B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ephemeral Mists'
'TPE2' (Band/orchestra/accompaniment)               'Ephemeral Mists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mythical Records'
'TRCK' (Track number/Position in set)               '3/7'
'TSO2'                                              'Ephemeral Mists'
'TSOP' (Performer sort order)                       'Ephemeral Mists'
'TXXX:Acoustid Id'                                  '79e1d11c-b154-40a6-b654-45cb861d01e4'
'TXXX:MusicBrainz Album Artist Id'                  '22b10ce8-88d4-472b-9488-df1497d601c8'
'TXXX:MusicBrainz Album Id'                         '2d649938-40c1-46c2-a980-67b59279251f'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '22b10ce8-88d4-472b-9488-df1497d601c8'
'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', 'downtempo', 'ambient']
'TXXX:lastfmtags'                                   ['psychill', 'psybient', 'new age', 'ambient', 'downtempo', 'chill']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.507634'

========================== row from database ==========================
                                              'id'  1368501
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/Ephemeral Mists - Moon Ritual/03-transcendental visions.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  340
                                           'genre'  electronic-psychill
                                        'filesize'  13641029
                                           'mtime'  1636912192
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient 03 transcendental visions electronic psychill
                                      'tag_artist'  Ephemeral Mists
                                     'tag_release'  Moon Ritual
                                       'tag_title'  Transcendental Visions
                                             'bpm'  128.9
                                    'search_title'  'transcendental':1 'visions':2
                                   'search_artist'  'ephemeral':1 'mists':2
                                  'search_release'  'moon':1 'ritual':2
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 'electronic':5 'psychill':6 'transcendental':3 'visions':4
                                    'search_combo'  '00ambient':8 '00poprockelectronic':7 'electronic':11 'ephemeral':3B 'mists':4B 'moon':5C 'psychill':12 'ritual':6C 'transcendental':1A,9 'visions':2A,10
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['psychill', 'psybient', 'new age', 'ambient', 'downtempo', 'chill']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic', 'downtempo', 'ambient']

============================== file details ==============================
                                           'mtime'  1636912192.2656968  (2021-11-14 18:49:52)
                             'size'  13641029