======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '241'
                                          'artist'  'M83'
                                     'text_people'  ''
                                         'release'  'Dead Cities, Red Seas and Lost'
                                           'title'  '0078h'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-shoegaze or dreampop'
                                             'bpm'  '99.960'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dead Cities, Red Seas and Lost'
'TBPM' (BPM (beats per minute))                     '99.960'
'TCON' (Content type, a.k.a. Genre)                 'electronic-shoegaze or dreampop'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         '0078h'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'M83'
'TRCK' (Track number/Position in set)               '10'
'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:lastfmtags'                                   ['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.35 dB'
'TXXX:replaygain_track_peak'                        '0.359924'

========================== row from database ==========================
                                              'id'  1301110
                                            'path'  /data/Music/Bulk/00poprockelectronic/M83/Dead Cities, Red Seas and Lost Highways/10 0078h.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  241
                                           'genre'  electronic-shoegaze or dreampop
                                        'filesize'  5801315
                                           'mtime'  1636910242
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Highways 10 electronic shoegaze or dreampop
                                      'tag_artist'  M83
                                     'tag_release'  Dead Cities, Red Seas and Lost
                                       'tag_title'  0078h
                                             'bpm'  99.96
                                    'search_title'  '0078h':1
                                   'search_artist'  'm83':1
                                  'search_release'  'and':6 'cities':2,3 'dead':1 'lost':7 'red':4 'seas':5
                                     'search_rest'  '00poprockelectronic':1 'dreampop':6 'electronic':3 'highways':2 'or':5 'shoegaze':4
                                    'search_combo'  '0078h':1A '00poprockelectronic':10 'and':8C 'cities':4C,5C 'dead':3C 'dreampop':15 'electronic':12 'highways':11 'lost':9C 'm83':2B 'or':14 'red':6C 'seas':7C 'shoegaze':13
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910241.87758  (2021-11-14 18:17:21)
                             'size'  5801315