======================== unified (from filesystem) ========================
                                         'bitrate'  '221.392'
                                        'duration'  '1078'
                                          'artist'  'Godspeed You! Black Emperor'
                                     'text_people'  ''
                                         'release'  'F#A#'
                                           'title'  'East Hastings'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'post rock', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;electronic'
                                             'bpm'  '125.393'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'F#A#'
'TBPM' (BPM (beats per minute))                     '125.393'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'electronic']
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'East Hastings'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Godspeed You! Black Emperor'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'post rock', 'experimental', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.57 dB'
'TXXX:replaygain_track_peak'                        '0.628057'

========================== row from database ==========================
                                              'id'  1353531
                                            'path'  /data/Music/Bulk/00poprockelectronic/Godspeed You Black Emperor!/F#A# (Infinity)/02 - east hastings.mp3
                                         'working'  None
                                         'bitrate'  221
                                    'duration_sec'  1078
                                           'genre'  electronic-unsorted;electronic
                                        'filesize'  29842945
                                           'mtime'  1636914057
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Emperor! (Infinity) 02 east hastings electronic unsorted;electronic
                                      'tag_artist'  Godspeed You! Black Emperor
                                     'tag_release'  F#A#
                                       'tag_title'  East Hastings
                                             'bpm'  125.393
                                    'search_title'  'east':1 'hastings':2
                                   'search_artist'  'black':3 'emperor':4 'godspeed':1 'you':2
                                  'search_release'  'a':2,4 'f':1,3
                                     'search_rest'  '00poprockelectronic':1 'east':5 'electronic':7,9,11 'emperor':2 'hastings':6 'infinity':3,4 'unsorted':8,10
                                    'search_combo'  '00poprockelectronic':11 'a':8C,10C 'black':5B 'east':1A,15 'electronic':17,19,21 'emperor':6B,12 'f':7C,9C 'godspeed':3B 'hastings':2A,16 'infinity':13,14 'unsorted':18,20 'you':4B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'post rock', 'experimental', 'ambient']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914057.365791  (2021-11-14 19:20:57)
                             'size'  29842945