======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '305'
                                          'artist'  'Power Station'
                                     'text_people'  ''
                                         'release'  'Underground Eighties'
                                           'title'  'Some Like It Hot'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['rock', '80s', 'supergroup', 'pop rock', 'pop']"
                                     'discogstags'  "['house', 'electronic', 'euro house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '125.2'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     ['Underground Eighties', '']
'TBPM' (BPM (beats per minute))                     '125.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '1985'
'TENC' (Encoded by)                                 'Ripped with Streamripper'
'TIT2' (Title/songname/content description)         'Some Like It Hot'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Power Station'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14'
'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'                                  ['house', 'electronic', 'euro house']
'TXXX:lastfmtags'                                   ['rock', '80s', 'supergroup', 'pop rock', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.02 dB'
'TXXX:replaygain_track_peak'                        '0.488530'

========================== row from database ==========================
                                              'id'  1314355
                                            'path'  /data/Music/Bulk/00poprockelectronic/Underground Eighties- UK Synthpop and a bit of New Wave/0013 - Power Station - Some Like It Hot.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  305
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  4892150
                                           'mtime'  1628353716
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic UK Synthpop and bit of New Wave 0013 electronic electropop or synthpop
                                      'tag_artist'  Power Station
                                     'tag_release'  Underground Eighties
                                       'tag_title'  Some Like It Hot
                                             'bpm'  125.2
                                    'search_title'  'hot':4 'it':3 'like':2 'some':1
                                   'search_artist'  'power':1 'station':2
                                  'search_release'  'eighties':2 'underground':1
                                     'search_rest'  '00poprockelectronic':1 'and':4 'bit':5 'electronic':9 'electropop':10 'new':7 'of':6 'or':11 'synthpop':3 'uk':2 'wave':8
                                    'search_combo'  '00poprockelectronic':9 'and':12 'bit':13 'eighties':8C 'electronic':17 'electropop':18 'hot':4A 'it':3A 'like':2A 'new':15 'of':14 'or':19 'power':5B 'some':1A 'station':6B 'synthpop':11 'uk':10 'underground':7C 'wave':16
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', '80s', 'supergroup', 'pop rock', 'pop']
                                        'tag_date'  1985
                                     'discogstags'  ['house', 'electronic', 'euro house']

============================== file details ==============================
                                           'mtime'  1628353716.1558008  (2021-08-07 18:28:36)
                             'size'  4892150