======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '105'
                                          'artist'  'Fortyone'
                                     'text_people'  ''
                                         'release'  'Fortyfive'
                                           'title'  'More Announcements'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['test', 'comfort stand', 'electronic', 'audio collage', 'sample collage']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-collage'
                                             'bpm'  '94.7'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fortyfive'
'TBPM' (BPM (beats per minute))                     '94.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-collage'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'More Announcements'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Fortyone'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['test', 'comfort stand', 'electronic', 'audio collage', 'sample collage']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.98 dB'
'TXXX:replaygain_track_peak'                        '0.560797'

========================== row from database ==========================
                                              'id'  727927
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Fortyone - 2005-01-08 - Fortyfive (Comfort Stand) [128k]/csr056_fortyone_fortyfive_15_more-announcements.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  105
                                           'genre'  electronic-experimental-collage
                                        'filesize'  1687653
                                           'mtime'  1636914139
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2005 01 08 (Comfort Stand) [128k] csr056_fortyone_fortyfive_15_more announcements electronic experimental collage
                                      'tag_artist'  Fortyone
                                     'tag_release'  Fortyfive
                                       'tag_title'  More Announcements
                                             'bpm'  94.7
                                    'search_title'  'announcements':2 'more':1
                                   'search_artist'  'fortyone':1
                                  'search_release'  'fortyfive':1
                                     'search_rest'  '128k':6,7 '15':11 '2005':1 'announcements':13 'collage':16 'comfort':2,3 'csr056':8 'electronic':14 'experimental':15 'fortyfive':10 'fortyone':9 'more':12 'stand':4,5
                                    'search_combo'  '128k':10,11 '15':15 '2005':5 'announcements':2A,17 'collage':20 'comfort':6,7 'csr056':12 'electronic':18 'experimental':19 'fortyfive':4C,14 'fortyone':3B,13 'more':1A,16 'stand':8,9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['test', 'comfort stand', 'electronic', 'audio collage', 'sample collage']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636914138.8466513  (2021-11-14 19:22:18)
                             'size'  1687653