======================== unified (from filesystem) ========================
                                         'bitrate'  '193.407'
                                        'duration'  '520'
                                          'artist'  'The MFA'
                                     'text_people'  ''
                                         'release'  'The Difference It Makes Incl S'
                                           'title'  'The Difference It Makes (Super'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', "
 "'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['minimal', 'electronic', 'techno', 'progressive house', 'electro']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '126.0'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         "SMO rockin' 2004!"
'TALB' (Album/Movie/Show title)                     'The Difference It Makes Incl S'
'TBPM' (BPM (beats per minute))                     '126.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'The Difference It Makes (Super'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'The MFA'
'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'                                   ['minimal', 'electronic', 'techno', 'progressive house', 'electro']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.79 dB'
'TXXX:replaygain_track_peak'                        '1.021458'

========================== row from database ==========================
                                              'id'  1282115
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/02-the_mfa-the_difference_it_makes_superpitcher_mix-smo.mp3
                                         'working'  None
                                         'bitrate'  193
                                    'duration_sec'  520
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  12582670
                                           'mtime'  1621085249
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig 02 the_mfa the_difference_it_makes_superpitcher_mix smo electronic th techno minimal or deephouse
                                      'tag_artist'  The MFA
                                     'tag_release'  The Difference It Makes Incl S
                                       'tag_title'  The Difference It Makes (Super
                                             'bpm'  126.0
                                    'search_title'  'difference':2 'it':3 'makes':4 'super':5,6 'the':1
                                   'search_artist'  'mfa':2 'the':1
                                  'search_release'  'difference':2 'incl':5 'it':3 'makes':4 's':6 'the':1
                                     'search_rest'  '00poprockelectronic':1 'deephouse':17 'difference':6 'electronic':12 'it':7 'lanig':2 'makes':8 'mfa':4 'minimal':15 'mix':10 'or':16 'smo':11 'superpitcher':9 'techno':14 'th':13 'the':3,5
                                    'search_combo'  '00poprockelectronic':15 'deephouse':31 'difference':2A,10C,20 'electronic':26 'incl':13C 'it':3A,11C,21 'lanig':16 'makes':4A,12C,22 'mfa':8B,18 'minimal':29 'mix':24 'or':30 's':14C 'smo':25 'super':5A,6A 'superpitcher':23 'techno':28 'th':27 'the':1A,7B,9C,17,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-2', '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-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['minimal', 'electronic', 'techno', 'progressive house', 'electro']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621085249.2630875  (2021-05-15 15:27:29)
                             'size'  12582670