======================== unified (from filesystem) ========================
                                         'bitrate'  '230.829'
                                        'duration'  '359'
                                          'artist'  'MSTRKRFT'
                                     'text_people'  ''
                                         'release'  'Work On You CDS'
                                           'title'  'Community Revolution In Progress'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'electronica', 'electro', 'electronic', 'canadian']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '129.8'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Work On You CDS'
'TBPM' (BPM (beats per minute))                     '129.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Lame 3.97'
'TIT2' (Title/songname/content description)         'Community Revolution In Progress'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'MSTRKRFT'
'TRCK' (Track number/Position in set)               '3'
'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'                                   ['dance', 'electronica', 'electro', 'electronic', 'canadian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.38 dB'
'TXXX:replaygain_track_peak'                        '0.383988'

========================== row from database ==========================
                                              'id'  1304964
                                            'path'  /data/Music/Bulk/00poprockelectronic/MSTRKRFT/MSTRKRFT - Work On You (V0) 2006/03-mstrkrft-community_revolution_in_progress-ftd.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  359
                                           'genre'  electronic-unsorted
                                        'filesize'  10376817
                                           'mtime'  1621696335
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (V0) 2006 03 mstrkrft community_revolution_in_progress ftd electronic unsorted
                                      'tag_artist'  MSTRKRFT
                                     'tag_release'  Work On You CDS
                                       'tag_title'  Community Revolution In Progress
                                             'bpm'  129.8
                                    'search_title'  'community':1 'in':3 'progress':4 'revolution':2
                                   'search_artist'  'mstrkrft':1
                                  'search_release'  'cds':4 'on':2 'work':1 'you':3
                                     'search_rest'  '00poprockelectronic':1 '2006':4 'community':6 'electronic':11 'ftd':10 'in':8 'mstrkrft':5 'progress':9 'revolution':7 'unsorted':12 'v0':2,3
                                    'search_combo'  '00poprockelectronic':10 '2006':13 'cds':9C 'community':1A,15 'electronic':20 'ftd':19 'in':3A,17 'mstrkrft':5B,14 'on':7C 'progress':4A,18 'revolution':2A,16 'unsorted':21 'v0':11,12 'work':6C 'you':8C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'electronica', 'electro', 'electronic', 'canadian']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696335.309845  (2021-05-22 17:12:15)
                             'size'  10376817