======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '377'
                                          'artist'  'Marcus Fischer'
                                     'text_people'  ''
                                         'release'  'Loss'
                                           'title'  'Strand'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-1', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electro acoustic', 'drone', 'experimental', 'minimal', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '7'
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '135.3'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Loss'
'TBPM' (BPM (beats per minute))                     '135.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TCOP' (Copyright message)                          'Proxis Music Archive ©'
'TDRC' (Recording time)                             '2017'
'TIT2' (Title/songname/content description)         'Strand'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Marcus Fischer'
'TRCK' (Track number/Position in set)               '3/7'
'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'                                   ['electro acoustic', 'drone', 'experimental', 'minimal', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'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'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.680190'

========================== row from database ==========================
                                              'id'  1375444
                                            'path'  /data/Music/Bulk/00poprockelectronic/00ambient/marcus fischer-loss (2017)/03-Marcus Fischer-Strand.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  377
                                           'genre'  electronic-ambient
                                        'filesize'  15103063
                                           'mtime'  1636910911
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00ambient marcus fischer loss (2017) 03 electronic ambient
                                      'tag_artist'  Marcus Fischer
                                     'tag_release'  Loss
                                       'tag_title'  Strand
                                             'bpm'  135.3
                                    'search_title'  'strand':1
                                   'search_artist'  'fischer':2 'marcus':1
                                  'search_release'  'loss':1
                                     'search_rest'  '00ambient':2 '00poprockelectronic':1 '2017':6,7 'ambient':9 'electronic':8 'fischer':4 'loss':5 'marcus':3
                                    'search_combo'  '00ambient':6 '00poprockelectronic':5 '2017':10,11 'ambient':13 'electronic':12 'fischer':3B,8 'loss':4C,9 'marcus':2B,7 'strand':1A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10B
                                           '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-1', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electro acoustic', 'drone', 'experimental', 'minimal', 'ambient']
                                        'tag_date'  2017
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910910.9911673  (2021-11-14 18:28:30)
                             'size'  15103063