======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '122'
                                          'artist'  'Tom Ellis'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "'Far Reach'"
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['house', 'microhouse', 'tech house', 'funk', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '121.9'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '121.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TIT2' (Title/songname/content description)         "'Far Reach'"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tom Ellis'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['house', 'microhouse', 'tech house', 'funk', 'minimal']
'TXXX:other'                                        '275461753'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.84 dB'
'TXXX:replaygain_track_peak'                        '0.718204'

========================== row from database ==========================
                                              'id'  1507300
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Tom Ellis/Tom Ellis - _Far Reach_ [Black Key Records]-275461753.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  122
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  1955213
                                           'mtime'  1621085192
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats _Far Reach_ [Black Key Records] 275461753 electronic th techno minimal or deephouse
                                      'tag_artist'  Tom Ellis
                                     'tag_release'  None
                                       'tag_title'  'Far Reach'
                                             'bpm'  121.9
                                    'search_title'  'far':1,2 'reach':3,4
                                   'search_artist'  'ellis':2 'tom':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '275461753':13 'beats':5 'black':8,9 'deephouse':19 'electronic':14 'far':6 'harder':4 'house':3 'key':10 'minimal':17 'or':18 'reach':7 'records':11,12 'techno':16 'th':15
                                    'search_combo'  '00poprockelectronic':7 '00techno':8 '275461753':19 'beats':11 'black':14,15 'deephouse':25 'electronic':20 'ellis':6B 'far':1A,2A,12 'harder':10 'house':9 'key':16 'minimal':23 'or':24 'reach':3A,4A,13 'records':17,18 'techno':22 'th':21 'tom':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['house', 'microhouse', 'tech house', 'funk', 'minimal']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621085191.8547595  (2021-05-15 15:26:31)
                             'size'  1955213